diff --git a/.github/workflows/test-shard-template.yml b/.github/workflows/test-shard-template.yml
new file mode 100644
index 000000000000..ac89b503f0c3
--- /dev/null
+++ b/.github/workflows/test-shard-template.yml
@@ -0,0 +1,30 @@
+name: Test Template
+
+on:
+  workflow_call:
+    inputs:
+      project:
+        required: true
+        type: string
+      shard:
+        required: true
+        type: number
+      totalShards:
+        required: true
+        type: number
+
+jobs:
+  test:
+    name: Shard ${{ inputs.shard }} of ${{ inputs.totalShards }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out Git repository
+        uses: actions/checkout@v4
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+      - name: Install Node.js dependencies
+        run: npm ci
+      - name: Run tests
+        run: npx vitest --project ${{ inputs.project }} --shard=${{ inputs.shard }}/${{ inputs.totalShards }} ${{ !runner.debug && '--silent' || '' }}
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 2a78ec252b8d..66cc3ecc1399 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -15,91 +15,33 @@ on:
     types: [checks_requested]
 
 jobs:
-  run-misc-tests:  # Define a job named "run-tests"
-    name: Run misc tests  # Human-readable name for the job
-    runs-on: ubuntu-latest  # Specify the latest Ubuntu runner for the job
-
-    steps:
-      - name: Check out Git repository  # Step to check out the repository
-        uses: actions/checkout@v4  # Use the checkout action version 4
-
-      - name: Set up Node.js  # Step to set up Node.js environment
-        uses: actions/setup-node@v4  # Use the setup-node action version 4
-        with:
-          node-version: 20  # Specify Node.js version 20
-
-      - name: Install Node.js dependencies  # Step to install Node.js dependencies
-        run: npm ci  # Use 'npm ci' to install dependencies
-
-      - name: pre-test # pre-test to check overrides
-        run: npx vitest run --project pre 
-      - name: test misc
-        run: npx vitest --project misc
-
-  run-abilities-tests:
-    name: Run abilities tests
-    runs-on: ubuntu-latest 
-    steps:
-      - name: Check out Git repository
-        uses: actions/checkout@v4
-      - name: Set up Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: 20
-      - name: Install Node.js dependencies
-        run: npm ci
-      - name: pre-test
-        run: npx vitest run --project pre 
-      - name: test abilities
-        run: npx vitest --project abilities
-
-  run-items-tests:
-    name: Run items tests
-    runs-on: ubuntu-latest 
-    steps:
-      - name: Check out Git repository
-        uses: actions/checkout@v4
-      - name: Set up Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: 20
-      - name: Install Node.js dependencies
-        run: npm ci
-      - name: pre-test
-        run: npx vitest run --project pre 
-      - name: test items
-        run: npx vitest --project items
-
-  run-moves-tests:
-    name: Run moves tests
-    runs-on: ubuntu-latest 
+  pre-test:
+    name: Run Pre-test
+    runs-on: ubuntu-latest
     steps:
       - name: Check out Git repository
         uses: actions/checkout@v4
-      - name: Set up Node.js
-        uses: actions/setup-node@v4
         with:
-          node-version: 20
-      - name: Install Node.js dependencies
-        run: npm ci
-      - name: pre-test
-        run: npx vitest run --project pre 
-      - name: test moves
-        run: npx vitest --project moves
-
-  run-battle-tests:
-    name: Run battle tests
-    runs-on: ubuntu-latest 
-    steps:
-      - name: Check out Git repository
-        uses: actions/checkout@v4
+          path: tests-action
       - name: Set up Node.js
         uses: actions/setup-node@v4
         with:
           node-version: 20
       - name: Install Node.js dependencies
+        working-directory: tests-action
         run: npm ci
-      - name: pre-test
-        run: npx vitest run --project pre 
-      - name: test battle
-        run: npx vitest --project battle
\ No newline at end of file
+      - name: Run Pre-test
+        working-directory: tests-action
+        run: npx vitest run --project pre ${{ !runner.debug && '--silent' || '' }}
+
+  run-tests:
+    name: Run Tests 
+    needs: [pre-test]
+    strategy:
+      matrix:
+        shard: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
+    uses: ./.github/workflows/test-shard-template.yml
+    with:
+      project: main
+      shard: ${{ matrix.shard }}
+      totalShards: 10
\ No newline at end of file
diff --git a/eslint.config.js b/eslint.config.js
index eeea38e3178a..80e9e67b5253 100644
--- a/eslint.config.js
+++ b/eslint.config.js
@@ -1,7 +1,7 @@
 import tseslint from '@typescript-eslint/eslint-plugin';
 import stylisticTs from '@stylistic/eslint-plugin-ts'
 import parser from '@typescript-eslint/parser';
-// import imports from 'eslint-plugin-import'; // Disabled due to not being compatible with eslint v9
+import importX from 'eslint-plugin-import-x';
 
 export default [ 
     {
@@ -11,7 +11,7 @@ export default [
             parser: parser
         },
         plugins: {
-            // imports: imports.configs.recommended // Disabled due to not being compatible with eslint v9
+            "import-x": importX,
             '@stylistic/ts': stylisticTs,
             '@typescript-eslint': tseslint
         },
@@ -39,7 +39,8 @@ export default [
             }],
             "space-before-blocks": ["error", "always"], // Enforces a space before blocks
             "keyword-spacing": ["error", { "before": true, "after": true }], // Enforces spacing before and after keywords
-            "comma-spacing": ["error", { "before": false, "after": true }] // Enforces spacing after comma
+            "comma-spacing": ["error", { "before": false, "after": true }], // Enforces spacing after comma
+            "import-x/extensions": ["error", "never", { "json": "always" }], // Enforces no extension for imports unless json
         }
     }
 ]
diff --git a/package-lock.json b/package-lock.json
index 0605b299dab8..4a447554819d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -28,6 +28,7 @@
 				"@vitest/coverage-istanbul": "^2.0.4",
 				"dependency-cruiser": "^16.3.10",
 				"eslint": "^9.7.0",
+				"eslint-plugin-import-x": "^4.2.1",
 				"jsdom": "^24.0.0",
 				"lefthook": "^1.6.12",
 				"phaser3spectorjs": "^0.0.8",
@@ -2505,6 +2506,19 @@
 				"node": ">=8"
 			}
 		},
+		"node_modules/doctrine": {
+			"version": "3.0.0",
+			"resolved": "https://registry.npmjs.org/doctrine/-/doctrine-3.0.0.tgz",
+			"integrity": "sha512-yS+Q5i3hBf7GBkd4KG8a7eBNNWNGLTaEwwYWUijIYM7zrlYDM0BFXHjjPWlWZ1Rg7UaddZeIDmi9jF3HmqiQ2w==",
+			"dev": true,
+			"license": "Apache-2.0",
+			"dependencies": {
+				"esutils": "^2.0.2"
+			},
+			"engines": {
+				"node": ">=6.0.0"
+			}
+		},
 		"node_modules/eastasianwidth": {
 			"version": "0.2.0",
 			"resolved": "https://registry.npmjs.org/eastasianwidth/-/eastasianwidth-0.2.0.tgz",
@@ -2687,6 +2701,155 @@
 				"url": "https://opencollective.com/eslint"
 			}
 		},
+		"node_modules/eslint-import-resolver-node": {
+			"version": "0.3.9",
+			"resolved": "https://registry.npmjs.org/eslint-import-resolver-node/-/eslint-import-resolver-node-0.3.9.tgz",
+			"integrity": "sha512-WFj2isz22JahUv+B788TlO3N6zL3nNJGU8CcZbPZvVEkBPaJdCV4vy5wyghty5ROFbCRnm132v8BScu5/1BQ8g==",
+			"dev": true,
+			"license": "MIT",
+			"dependencies": {
+				"debug": "^3.2.7",
+				"is-core-module": "^2.13.0",
+				"resolve": "^1.22.4"
+			}
+		},
+		"node_modules/eslint-import-resolver-node/node_modules/debug": {
+			"version": "3.2.7",
+			"resolved": "https://registry.npmjs.org/debug/-/debug-3.2.7.tgz",
+			"integrity": "sha512-CFjzYYAi4ThfiQvizrFQevTTXHtnCqWfe7x1AhgEscTz6ZbLbfoLRLPugTQyBth6f8ZERVUSyWHFD/7Wu4t1XQ==",
+			"dev": true,
+			"license": "MIT",
+			"dependencies": {
+				"ms": "^2.1.1"
+			}
+		},
+		"node_modules/eslint-plugin-import-x": {
+			"version": "4.2.1",
+			"resolved": "https://registry.npmjs.org/eslint-plugin-import-x/-/eslint-plugin-import-x-4.2.1.tgz",
+			"integrity": "sha512-WWi2GedccIJa0zXxx3WDnTgouGQTtdYK1nhXMwywbqqAgB0Ov+p1pYBsWh3VaB0bvBOwLse6OfVII7jZD9xo5Q==",
+			"dev": true,
+			"license": "MIT",
+			"dependencies": {
+				"@typescript-eslint/utils": "^8.1.0",
+				"debug": "^4.3.4",
+				"doctrine": "^3.0.0",
+				"eslint-import-resolver-node": "^0.3.9",
+				"get-tsconfig": "^4.7.3",
+				"is-glob": "^4.0.3",
+				"minimatch": "^9.0.3",
+				"semver": "^7.6.3",
+				"stable-hash": "^0.0.4",
+				"tslib": "^2.6.3"
+			},
+			"engines": {
+				"node": "^18.18.0 || ^20.9.0 || >=21.1.0"
+			},
+			"peerDependencies": {
+				"eslint": "^8.57.0 || ^9.0.0"
+			}
+		},
+		"node_modules/eslint-plugin-import-x/node_modules/@typescript-eslint/scope-manager": {
+			"version": "8.5.0",
+			"resolved": "https://registry.npmjs.org/@typescript-eslint/scope-manager/-/scope-manager-8.5.0.tgz",
+			"integrity": "sha512-06JOQ9Qgj33yvBEx6tpC8ecP9o860rsR22hWMEd12WcTRrfaFgHr2RB/CA/B+7BMhHkXT4chg2MyboGdFGawYg==",
+			"dev": true,
+			"license": "MIT",
+			"dependencies": {
+				"@typescript-eslint/types": "8.5.0",
+				"@typescript-eslint/visitor-keys": "8.5.0"
+			},
+			"engines": {
+				"node": "^18.18.0 || ^20.9.0 || >=21.1.0"
+			},
+			"funding": {
+				"type": "opencollective",
+				"url": "https://opencollective.com/typescript-eslint"
+			}
+		},
+		"node_modules/eslint-plugin-import-x/node_modules/@typescript-eslint/types": {
+			"version": "8.5.0",
+			"resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-8.5.0.tgz",
+			"integrity": "sha512-qjkormnQS5wF9pjSi6q60bKUHH44j2APxfh9TQRXK8wbYVeDYYdYJGIROL87LGZZ2gz3Rbmjc736qyL8deVtdw==",
+			"dev": true,
+			"license": "MIT",
+			"engines": {
+				"node": "^18.18.0 || ^20.9.0 || >=21.1.0"
+			},
+			"funding": {
+				"type": "opencollective",
+				"url": "https://opencollective.com/typescript-eslint"
+			}
+		},
+		"node_modules/eslint-plugin-import-x/node_modules/@typescript-eslint/typescript-estree": {
+			"version": "8.5.0",
+			"resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-8.5.0.tgz",
+			"integrity": "sha512-vEG2Sf9P8BPQ+d0pxdfndw3xIXaoSjliG0/Ejk7UggByZPKXmJmw3GW5jV2gHNQNawBUyfahoSiCFVov0Ruf7Q==",
+			"dev": true,
+			"license": "BSD-2-Clause",
+			"dependencies": {
+				"@typescript-eslint/types": "8.5.0",
+				"@typescript-eslint/visitor-keys": "8.5.0",
+				"debug": "^4.3.4",
+				"fast-glob": "^3.3.2",
+				"is-glob": "^4.0.3",
+				"minimatch": "^9.0.4",
+				"semver": "^7.6.0",
+				"ts-api-utils": "^1.3.0"
+			},
+			"engines": {
+				"node": "^18.18.0 || ^20.9.0 || >=21.1.0"
+			},
+			"funding": {
+				"type": "opencollective",
+				"url": "https://opencollective.com/typescript-eslint"
+			},
+			"peerDependenciesMeta": {
+				"typescript": {
+					"optional": true
+				}
+			}
+		},
+		"node_modules/eslint-plugin-import-x/node_modules/@typescript-eslint/utils": {
+			"version": "8.5.0",
+			"resolved": "https://registry.npmjs.org/@typescript-eslint/utils/-/utils-8.5.0.tgz",
+			"integrity": "sha512-6yyGYVL0e+VzGYp60wvkBHiqDWOpT63pdMV2CVG4LVDd5uR6q1qQN/7LafBZtAtNIn/mqXjsSeS5ggv/P0iECw==",
+			"dev": true,
+			"license": "MIT",
+			"dependencies": {
+				"@eslint-community/eslint-utils": "^4.4.0",
+				"@typescript-eslint/scope-manager": "8.5.0",
+				"@typescript-eslint/types": "8.5.0",
+				"@typescript-eslint/typescript-estree": "8.5.0"
+			},
+			"engines": {
+				"node": "^18.18.0 || ^20.9.0 || >=21.1.0"
+			},
+			"funding": {
+				"type": "opencollective",
+				"url": "https://opencollective.com/typescript-eslint"
+			},
+			"peerDependencies": {
+				"eslint": "^8.57.0 || ^9.0.0"
+			}
+		},
+		"node_modules/eslint-plugin-import-x/node_modules/@typescript-eslint/visitor-keys": {
+			"version": "8.5.0",
+			"resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-8.5.0.tgz",
+			"integrity": "sha512-yTPqMnbAZJNy2Xq2XU8AdtOW9tJIr+UQb64aXB9f3B1498Zx9JorVgFJcZpEc9UBuCCrdzKID2RGAMkYcDtZOw==",
+			"dev": true,
+			"license": "MIT",
+			"dependencies": {
+				"@typescript-eslint/types": "8.5.0",
+				"eslint-visitor-keys": "^3.4.3"
+			},
+			"engines": {
+				"node": "^18.18.0 || ^20.9.0 || >=21.1.0"
+			},
+			"funding": {
+				"type": "opencollective",
+				"url": "https://opencollective.com/typescript-eslint"
+			}
+		},
 		"node_modules/eslint-scope": {
 			"version": "8.0.2",
 			"resolved": "https://registry.npmjs.org/eslint-scope/-/eslint-scope-8.0.2.tgz",
@@ -3143,6 +3306,19 @@
 				"url": "https://github.com/sponsors/sindresorhus"
 			}
 		},
+		"node_modules/get-tsconfig": {
+			"version": "4.8.0",
+			"resolved": "https://registry.npmjs.org/get-tsconfig/-/get-tsconfig-4.8.0.tgz",
+			"integrity": "sha512-Pgba6TExTZ0FJAn1qkJAjIeKoDJ3CsI2ChuLohJnZl/tTU8MVrq3b+2t5UOPfRa4RMsorClBjJALkJUMjG1PAw==",
+			"dev": true,
+			"license": "MIT",
+			"dependencies": {
+				"resolve-pkg-maps": "^1.0.0"
+			},
+			"funding": {
+				"url": "https://github.com/privatenumber/get-tsconfig?sponsor=1"
+			}
+		},
 		"node_modules/glob-parent": {
 			"version": "6.0.2",
 			"resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-6.0.2.tgz",
@@ -4854,6 +5030,16 @@
 				"node": ">=4"
 			}
 		},
+		"node_modules/resolve-pkg-maps": {
+			"version": "1.0.0",
+			"resolved": "https://registry.npmjs.org/resolve-pkg-maps/-/resolve-pkg-maps-1.0.0.tgz",
+			"integrity": "sha512-seS2Tj26TBVOC2NIc2rOe2y2ZO7efxITtLZcGSOnHHNOQ7CkiUBfw0Iw2ck6xkIhPwLhKNLS8BO+hEpngQlqzw==",
+			"dev": true,
+			"license": "MIT",
+			"funding": {
+				"url": "https://github.com/privatenumber/resolve-pkg-maps?sponsor=1"
+			}
+		},
 		"node_modules/reusify": {
 			"version": "1.0.4",
 			"resolved": "https://registry.npmjs.org/reusify/-/reusify-1.0.4.tgz",
@@ -5069,6 +5255,13 @@
 				"node": ">=0.10.0"
 			}
 		},
+		"node_modules/stable-hash": {
+			"version": "0.0.4",
+			"resolved": "https://registry.npmjs.org/stable-hash/-/stable-hash-0.0.4.tgz",
+			"integrity": "sha512-LjdcbuBeLcdETCrPn9i8AYAZ1eCtu4ECAWtP7UleOiZ9LzVxRzzUZEoZ8zB24nhkQnDWyET0I+3sWokSDS3E7g==",
+			"dev": true,
+			"license": "MIT"
+		},
 		"node_modules/stackback": {
 			"version": "0.0.2",
 			"resolved": "https://registry.npmjs.org/stackback/-/stackback-0.0.2.tgz",
@@ -5460,6 +5653,13 @@
 				"node": ">=6"
 			}
 		},
+		"node_modules/tslib": {
+			"version": "2.7.0",
+			"resolved": "https://registry.npmjs.org/tslib/-/tslib-2.7.0.tgz",
+			"integrity": "sha512-gLXCKdN1/j47AiHiOkJN69hJmcbGTHI0ImLmbYLHykhgeN0jVGola9yVjFgzCUklsZQMW55o+dW7IXv3RCXDzA==",
+			"dev": true,
+			"license": "0BSD"
+		},
 		"node_modules/type-check": {
 			"version": "0.4.0",
 			"resolved": "https://registry.npmjs.org/type-check/-/type-check-0.4.0.tgz",
diff --git a/package.json b/package.json
index 83e82585d1e0..dddf5aedebd5 100644
--- a/package.json
+++ b/package.json
@@ -32,6 +32,7 @@
 		"@vitest/coverage-istanbul": "^2.0.4",
 		"dependency-cruiser": "^16.3.10",
 		"eslint": "^9.7.0",
+		"eslint-plugin-import-x": "^4.2.1",
 		"jsdom": "^24.0.0",
 		"lefthook": "^1.6.12",
 		"phaser3spectorjs": "^0.0.8",
diff --git a/src/phases/weather-effect-phase.ts b/src/phases/weather-effect-phase.ts
index e85ef0326f6f..73de44389d0f 100644
--- a/src/phases/weather-effect-phase.ts
+++ b/src/phases/weather-effect-phase.ts
@@ -1,5 +1,5 @@
 import BattleScene from "#app/battle-scene";
-import { applyPreWeatherEffectAbAttrs, SuppressWeatherEffectAbAttr, PreWeatherDamageAbAttr, applyAbAttrs, BlockNonDirectDamageAbAttr, applyPostWeatherLapseAbAttrs, PostWeatherLapseAbAttr } from "#app/data/ability.js";
+import { applyPreWeatherEffectAbAttrs, SuppressWeatherEffectAbAttr, PreWeatherDamageAbAttr, applyAbAttrs, BlockNonDirectDamageAbAttr, applyPostWeatherLapseAbAttrs, PostWeatherLapseAbAttr } from "#app/data/ability";
 import { CommonAnim } from "#app/data/battle-anims";
 import { Weather, getWeatherDamageMessage, getWeatherLapseMessage } from "#app/data/weather";
 import { BattlerTagType } from "#app/enums/battler-tag-type";
diff --git a/src/system/version-converter.ts b/src/system/version-converter.ts
index ed65fcd99b8f..1a7c7b2026a9 100644
--- a/src/system/version-converter.ts
+++ b/src/system/version-converter.ts
@@ -1,4 +1,4 @@
-import { allSpecies } from "#app/data/pokemon-species.js";
+import { allSpecies } from "#app/data/pokemon-species";
 import { AbilityAttr, defaultStarterSpecies, DexAttr, SessionSaveData, SystemSaveData } from "./game-data";
 import { SettingKeys } from "./settings/settings";
 
diff --git a/src/test/account.spec.ts b/src/test/account.test.ts
similarity index 100%
rename from src/test/account.spec.ts
rename to src/test/account.test.ts
diff --git a/src/test/items/double_battle_chance_booster.test.ts b/src/test/items/double_battle_chance_booster.test.ts
index f581af7afc50..1d5051fa9e9e 100644
--- a/src/test/items/double_battle_chance_booster.test.ts
+++ b/src/test/items/double_battle_chance_booster.test.ts
@@ -1,13 +1,13 @@
-import { Moves } from "#app/enums/moves.js";
-import { Species } from "#app/enums/species.js";
+import { Moves } from "#app/enums/moves";
+import { Species } from "#app/enums/species";
 import { DoubleBattleChanceBoosterModifier } from "#app/modifier/modifier";
 import GameManager from "#test/utils/gameManager";
 import Phaser from "phaser";
 import { afterEach, beforeAll, beforeEach, describe, expect, it } from "vitest";
-import { ShopCursorTarget } from "#app/enums/shop-cursor-target.js";
-import { Mode } from "#app/ui/ui.js";
-import ModifierSelectUiHandler from "#app/ui/modifier-select-ui-handler.js";
-import { Button } from "#app/enums/buttons.js";
+import { ShopCursorTarget } from "#app/enums/shop-cursor-target";
+import { Mode } from "#app/ui/ui";
+import ModifierSelectUiHandler from "#app/ui/modifier-select-ui-handler";
+import { Button } from "#app/enums/buttons";
 
 describe("Items - Double Battle Chance Boosters", () => {
   let phaserGame: Phaser.Game;
diff --git a/src/test/vitest.setup.ts b/src/test/vitest.setup.ts
index eaa987c1a66c..bf806cd053a4 100644
--- a/src/test/vitest.setup.ts
+++ b/src/test/vitest.setup.ts
@@ -1,4 +1,3 @@
-import "#test/fontFace.setup";
 import "vitest-canvas-mock";
 
 import { initLoggedInUser } from "#app/account";
diff --git a/src/ui/starter-select-ui-handler.ts b/src/ui/starter-select-ui-handler.ts
index 89f1b87bcf46..0c3d8de61b00 100644
--- a/src/ui/starter-select-ui-handler.ts
+++ b/src/ui/starter-select-ui-handler.ts
@@ -1220,6 +1220,19 @@ export default class StarterSelectUiHandler extends MessageUiHandler {
     }
   }
 
+  /**
+   * Update the display of candy upgrade icons or animations for the given StarterContainer
+   * @param starterContainer the container for the Pokemon to update
+   */
+  updateCandyUpgradeDisplay(starterContainer: StarterContainer) {
+    if (this.isUpgradeIconEnabled() ) {
+      this.setUpgradeIcon(starterContainer);
+    }
+    if (this.isUpgradeAnimationEnabled()) {
+      this.setUpgradeAnimation(starterContainer.icon, this.lastSpecies, true);
+    }
+  }
+
   /**
    * Processes an {@linkcode CandyUpgradeNotificationChangedEvent} sent when the corresponding setting changes
    * @param event {@linkcode Event} sent by the callback
@@ -1624,7 +1637,7 @@ export default class StarterSelectUiHandler extends MessageUiHandler {
               }
             });
           }
-          const candyCount = starterData.candyCount;
+
           const passiveAttr = starterData.passiveAttr;
           if (passiveAttr & PassiveAttr.UNLOCKED) { // this is for enabling and disabling the passive
             if (!(passiveAttr & PassiveAttr.ENABLED)) {
@@ -1705,8 +1718,13 @@ export default class StarterSelectUiHandler extends MessageUiHandler {
               return true;
             }
           });
-          const showUseCandies = () => { // this lets you use your candies
+
+          // Purchases with Candy
+          const candyCount = starterData.candyCount;
+          const showUseCandies = () => {
             const options: any[] = []; // TODO: add proper type
+
+            // Unlock passive option
             if (!(passiveAttr & PassiveAttr.UNLOCKED)) {
               const passiveCost = getPassiveCandyCount(speciesStarters[this.lastSpecies.speciesId]);
               options.push({
@@ -1727,16 +1745,9 @@ export default class StarterSelectUiHandler extends MessageUiHandler {
                     this.setSpeciesDetails(this.lastSpecies);
                     this.scene.playSound("se/buy");
 
-                    // if starterContainer exists, update the passive background
+                    // update the passive background and icon/animation for available upgrade
                     if (starterContainer) {
-                      // Update the candy upgrade display
-                      if (this.isUpgradeIconEnabled() ) {
-                        this.setUpgradeIcon(starterContainer);
-                      }
-                      if (this.isUpgradeAnimationEnabled()) {
-                        this.setUpgradeAnimation(starterContainer.icon, this.lastSpecies, true);
-                      }
-
+                      this.updateCandyUpgradeDisplay(starterContainer);
                       starterContainer.starterPassiveBgs.setVisible(!!this.scene.gameData.starterData[this.lastSpecies.speciesId].passiveAttr);
                     }
                     return true;
@@ -1747,6 +1758,8 @@ export default class StarterSelectUiHandler extends MessageUiHandler {
                 itemArgs: starterColors[this.lastSpecies.speciesId]
               });
             }
+
+            // Reduce cost option
             const valueReduction = starterData.valueReduction;
             if (valueReduction < valueReductionMax) {
               const reductionCost = getValueReductionCandyCounts(speciesStarters[this.lastSpecies.speciesId])[valueReduction];
@@ -1768,19 +1781,10 @@ export default class StarterSelectUiHandler extends MessageUiHandler {
                     ui.setMode(Mode.STARTER_SELECT);
                     this.scene.playSound("se/buy");
 
-                    // if starterContainer exists, update the value reduction background
+                    // update the value label and icon/animation for available upgrade
                     if (starterContainer) {
                       this.updateStarterValueLabel(starterContainer);
-
-                      // If the notification setting is set to 'On', update the candy upgrade display
-                      if (this.scene.candyUpgradeNotification === 2) {
-                        if (this.isUpgradeIconEnabled() ) {
-                          this.setUpgradeIcon(starterContainer);
-                        }
-                        if (this.isUpgradeAnimationEnabled()) {
-                          this.setUpgradeAnimation(starterContainer.icon, this.lastSpecies, true);
-                        }
-                      }
+                      this.updateCandyUpgradeDisplay(starterContainer);
                     }
                     return true;
                   }
@@ -1813,6 +1817,11 @@ export default class StarterSelectUiHandler extends MessageUiHandler {
                   ui.setMode(Mode.STARTER_SELECT);
                   this.scene.playSound("se/buy");
 
+                  // update the icon/animation for available upgrade
+                  if (starterContainer) {
+                    this.updateCandyUpgradeDisplay(starterContainer);
+                  }
+
                   return true;
                 }
                 return false;
diff --git a/vitest.config.ts b/vitest.config.ts
index 9a765a89ae78..544626757043 100644
--- a/vitest.config.ts
+++ b/vitest.config.ts
@@ -1,46 +1,42 @@
-import { defineProject, UserWorkspaceConfig } from 'vitest/config';
-import { defaultConfig } from './vite.config';
-
-export const defaultProjectTestConfig: UserWorkspaceConfig["test"] = {
-	setupFiles: ['./src/test/vitest.setup.ts'],
-	server: {
-		deps: {
-			inline: ['vitest-canvas-mock'],
-			//@ts-ignore
-			optimizer: {
-				web: {
-					include: ['vitest-canvas-mock'],
-				}
-			}
-		}
-	},
-	environment: 'jsdom' as const,
-	environmentOptions: {
-		jsdom: {
-			resources: 'usable',
-		},
-	},
-	threads: false,
-	trace: true,
-	restoreMocks: true,
-	watch: false,
-	coverage: {
-		provider: 'istanbul' as const,
-		reportsDirectory: 'coverage' as const,
-		reporters: ['text-summary', 'html'],
-	},
-}
+import { defineProject } from "vitest/config";
+import { defaultConfig } from "./vite.config";
 
 export default defineProject(({ mode }) => ({
-	...defaultConfig,
-	test: {
-		...defaultProjectTestConfig,
-		name: "main",
-		include: ["./src/test/**/*.{test,spec}.ts"],
-		exclude: ["./src/test/pre.test.ts"],
-	},
-	esbuild: {
-		pure: mode === 'production' ? [ 'console.log' ] : [],
-		keepNames: true,
-	},
-}))
+  ...defaultConfig,
+  test: {
+    setupFiles: ["./src/test/fontFace.setup.ts", "./src/test/vitest.setup.ts"],
+    server: {
+      deps: {
+        inline: ["vitest-canvas-mock"],
+        //@ts-ignore
+        optimizer: {
+          web: {
+            include: ["vitest-canvas-mock"],
+          },
+        },
+      },
+    },
+    environment: "jsdom" as const,
+    environmentOptions: {
+      jsdom: {
+        resources: "usable",
+      },
+    },
+    threads: false,
+    trace: true,
+    restoreMocks: true,
+    watch: false,
+    coverage: {
+      provider: "istanbul" as const,
+      reportsDirectory: "coverage" as const,
+      reporters: ["text-summary", "html"],
+    },
+    name: "main",
+    include: ["./src/test/**/*.{test,spec}.ts"],
+    exclude: ["./src/test/pre.test.ts"],
+  },
+  esbuild: {
+    pure: mode === "production" ? ["console.log"] : [],
+    keepNames: true,
+  },
+}));
diff --git a/vitest.workspace.ts b/vitest.workspace.ts
index a885b77dc9d7..38121942004a 100644
--- a/vitest.workspace.ts
+++ b/vitest.workspace.ts
@@ -1,6 +1,5 @@
 import { defineWorkspace } from "vitest/config";
 import { defaultConfig } from "./vite.config";
-import { defaultProjectTestConfig } from "./vitest.config";
 
 export default defineWorkspace([
   {
@@ -11,58 +10,5 @@ export default defineWorkspace([
       environment: "jsdom",
     },
   },
-  {
-    ...defaultConfig,
-    test: {
-      ...defaultProjectTestConfig,
-      name: "misc",
-      include: [
-        "src/test/achievements/**/*.{test,spec}.ts",
-        "src/test/arena/**/*.{test,spec}.ts",
-        "src/test/battlerTags/**/*.{test,spec}.ts",
-        "src/test/eggs/**/*.{test,spec}.ts",
-        "src/test/field/**/*.{test,spec}.ts",
-        "src/test/inputs/**/*.{test,spec}.ts",
-        "src/test/localization/**/*.{test,spec}.ts",
-        "src/test/phases/**/*.{test,spec}.ts",
-        "src/test/settingMenu/**/*.{test,spec}.ts",
-        "src/test/sprites/**/*.{test,spec}.ts",
-        "src/test/ui/**/*.{test,spec}.ts",
-        "src/test/*.{test,spec}.ts",
-      ],
-    },
-  },
-  {
-    ...defaultConfig,
-    test: {
-      ...defaultProjectTestConfig,
-      name: "abilities",
-      include: ["src/test/abilities/**/*.{test,spec}.ts"],
-    },
-  },
-  {
-    ...defaultConfig,
-    test: {
-      ...defaultProjectTestConfig,
-      name: "battle",
-      include: ["src/test/battle/**/*.{test,spec}.ts"],
-    },
-  },
-  {
-    ...defaultConfig,
-    test: {
-      ...defaultProjectTestConfig,
-      name: "items",
-      include: ["src/test/items/**/*.{test,spec}.ts"],
-    },
-  },
-  {
-    ...defaultConfig,
-    test: {
-      ...defaultProjectTestConfig,
-      name: "moves",
-      include: ["src/test/moves/**/*.{test,spec}.ts"],
-    },
-  },
   "./vitest.config.ts",
 ]);