diff --git a/ui/raidboss/data/06-ew/raid/p12s.ts b/ui/raidboss/data/06-ew/raid/p12s.ts
index f6e4db5ac8..b442c9a856 100644
--- a/ui/raidboss/data/06-ew/raid/p12s.ts
+++ b/ui/raidboss/data/06-ew/raid/p12s.ts
@@ -1,14 +1,215 @@
+import Outputs from '../../../../../resources/outputs';
 import ZoneId from '../../../../../resources/zone_id';
 import { RaidbossData } from '../../../../../types/data';
+import { NetMatches } from '../../../../../types/net_matches';
 import { TriggerSet } from '../../../../../types/trigger';
 
-export type Data = RaidbossData;
+const wings = {
+  // vfx/lockon/eff/m0829_cst19_9s_c0v.avfx
+  topLeftFirst: '01A5', // 82E2 cast and damage
+  // vfx/lockon/eff/m0829_cst20_9s_c0v.avfx
+  topRightFirst: '01A6', // 82E1 cast and damage
+  // vfx/lockon/eff/m0829_cst21_6s_c0v.avfx
+  middleLeftSecond: '01A7', // 82E4 damage (top down), 82EA damage (bottom up)
+  // vfx/lockon/eff/m0829_cst22_6s_c0v.avfx
+  middleRightSecond: '01A8', // 82E3 damage (top down), 82E9 damage (bottom up)
+  // vfx/lockon/eff/m0829_cst23_9s_c0v.avfx
+  bottomLeftFirst: '01A9', // 82E8 cast and damage
+  // vfx/lockon/eff/m0829_cst24_9s_c0v.avfx
+  bottomRightFirst: '01AA', // 82E7 cast and damage
+  // vfx/lockon/eff/m0829_cst19_3s_c0v.avfx
+  topLeftThird: '01AF', // 82EC damage
+  // vfx/lockon/eff/m0829_cst20_3s_c0v.avfx
+  topRightThird: '01B0', // 82EB damage
+  // vfx/lockon/eff/m0829_cst22_6s_c0v.avfx
+  bottomLeftThird: '01B1', // 82E6 damage
+  // vfx/lockon/eff/m0829_cst23_3s_c0v.avfx
+  bottomRightThird: '01B2', // 82E5 damage
+} as const;
+
+const headmarkers = {
+  ...wings,
+  // vfx/lockon/eff/tank_laser_5sec_lockon_c0a1.avfx
+  glaukopis: '01D7',
+
+  // vfx/lockon/eff/sph_lockon2_num01_s8p.avfx (through sph_lockon2_num04_s8p)
+  limitCut1: '0150',
+  limitCut2: '0151',
+  limitCut3: '0152',
+  limitCut4: '0153',
+  // vfx/lockon/eff/sph_lockon2_num05_s8t.avfx (through sph_lockon2_num08_s8t)
+  limitCut5: '01B5',
+  limitCut6: '01B6',
+  limitCut7: '01B7',
+  limitCut8: '01B8',
+
+  // vfx/lockon/eff/tank_lockonae_0m_5s_01t.avfx
+  palladianGrasp: '01D4',
+  // vfx/lockon/eff/m0376trg_fire3_a0p.avfx
+  chains: '0061',
+} as const;
+
+const wingIds: string[] = Object.values(wings);
+
+const getHeadmarkerId = (data: Data, matches: NetMatches['HeadMarker']) => {
+  if (data.decOffset === undefined) {
+    if (data.expectedFirstHeadmarker === undefined) {
+      console.error('missing expected first headmarker');
+      return 'OOPS';
+    }
+    data.decOffset = parseInt(matches.id, 16) - parseInt(data.expectedFirstHeadmarker, 16);
+  }
+  return (parseInt(matches.id, 16) - data.decOffset).toString(16).toUpperCase().padStart(4, '0');
+};
+
+export interface Data extends RaidbossData {
+  decOffset?: number;
+  expectedFirstHeadmarker?: string;
+  phase: 'door' | 'final';
+  wingCollect: string[];
+  wingCalls: ('swap' | 'stay')[];
+}
 
 const triggerSet: TriggerSet<Data> = {
   id: 'AnabaseiosTheTwelfthCircleSavage',
   zoneId: ZoneId.AnabaseiosTheTwelfthCircleSavage,
   timelineFile: 'p12s.txt',
-  triggers: [],
+  initData: () => {
+    return {
+      phase: 'door',
+      wingCollect: [],
+      wingCalls: [],
+    };
+  },
+  triggers: [
+    {
+      id: 'P12S Phase Tracker',
+      type: 'StartsUsing',
+      // Ultima cast
+      netRegex: { id: '8682', source: 'Pallas Athena', capture: false },
+      run: (data) => {
+        data.phase = 'final';
+        data.expectedFirstHeadmarker = headmarkers.palladianGrasp;
+      },
+    },
+    {
+      id: 'P12S Door Boss Headmarker Tracker',
+      type: 'StartsUsing',
+      netRegex: { id: ['82E7', '82E8'], source: 'Athena' },
+      suppressSeconds: 99999,
+      run: (data, matches) => {
+        // The first headmarker in the door boss is EITHER the bottom left or bottom right wing.
+        const isBottomLeft = matches.id === '82E8';
+        const first = isBottomLeft ? headmarkers.bottomLeftFirst : headmarkers.bottomRightFirst;
+        data.expectedFirstHeadmarker = first;
+      },
+    },
+    {
+      id: 'P12S First Wing',
+      type: 'StartsUsing',
+      netRegex: { id: ['82E7', '82E8', '82E1', '82E2'], source: 'Athena' },
+      durationSeconds: 7,
+      alertText: (data, matches, output) => {
+        data.wingCollect = [];
+        data.wingCalls = [];
+        const isLeft = matches.id === '82E8' || matches.id === '82E2';
+        return isLeft ? output.right!() : output.left!();
+      },
+      outputStrings: {
+        left: Outputs.left,
+        right: Outputs.right,
+      },
+    },
+    {
+      id: 'P12S Wing Collect',
+      type: 'HeadMarker',
+      netRegex: {},
+      delaySeconds: (data) => data.decOffset === undefined ? 1 : 0,
+      durationSeconds: 7,
+      infoText: (data, matches, output) => {
+        const id = getHeadmarkerId(data, matches);
+        console.log(id);
+        if (!wingIds.includes(id))
+          return;
+
+        console.log(`${id}: ${JSON.stringify(data.wingCollect)}`);
+        data.wingCollect.push(id);
+        if (data.wingCollect.length !== 3)
+          return;
+
+        const [first, second, third] = data.wingCollect;
+        if (first === undefined || second === undefined || third === undefined)
+          return;
+
+        const isFirstLeft = first === wings.topLeftFirst || first === wings.bottomLeftFirst;
+        const isSecondLeft = second === wings.middleLeftSecond;
+        const isThirdLeft = third === wings.topLeftThird || third === wings.bottomLeftThird;
+
+        const firstStr = isFirstLeft ? output.right!() : output.left!();
+
+        const isFirstTop = first === wings.topLeftFirst || first === wings.topRightFirst;
+        if (isFirstTop) {
+          const secondCall = isFirstLeft === isSecondLeft ? 'stay' : 'swap';
+          const thirdCall = isSecondLeft === isThirdLeft ? 'stay' : 'swap';
+          data.wingCalls = [secondCall, thirdCall];
+          return output.text!({
+            first: firstStr,
+            second: output[secondCall]!(),
+            third: output[thirdCall]!(),
+          });
+        }
+
+        const secondCall = isFirstLeft === isSecondLeft ? 'swap' : 'stay';
+        const thirdCall = isSecondLeft === isThirdLeft ? 'swap' : 'stay';
+        data.wingCalls = [secondCall, thirdCall];
+        return output.text!({
+          first: firstStr,
+          second: output[secondCall]!(),
+          third: output[thirdCall]!(),
+        });
+      },
+      outputStrings: {
+        left: Outputs.left,
+        right: Outputs.right,
+        swap: {
+          en: 'Swap',
+        },
+        stay: {
+          en: 'Stay',
+        },
+        text: {
+          en: '${first} => ${second} => ${third}',
+          de: '${first} => ${second} => ${third}',
+          fr: '${first} => ${second} => ${third}',
+        },
+      },
+    },
+    {
+      id: 'P12S Wing Followup',
+      type: 'Ability',
+      netRegex: {
+        id: ['82E1', '82E2', '82E3', '82E4', '82E7', '82E8', '82E9', '82EA'],
+        source: 'Athena',
+        capture: false,
+      },
+      suppressSeconds: 1,
+      alertText: (data, _matches, output) => {
+        const call = data.wingCalls.shift();
+        if (call === 'swap')
+          return output.swap!();
+        if (call === 'stay')
+          return output.stay!();
+      },
+      outputStrings: {
+        swap: {
+          en: 'Swap',
+        },
+        stay: {
+          en: 'Stay',
+        },
+      },
+    },
+  ],
 };
 
 export default triggerSet;