diff --git a/ui/oopsyraidsy/data/07-dt/alliance/windurst-third-walk.ts b/ui/oopsyraidsy/data/07-dt/alliance/windurst-third-walk.ts
new file mode 100644
index 00000000000..846f04ae09e
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+++ b/ui/oopsyraidsy/data/07-dt/alliance/windurst-third-walk.ts
@@ -0,0 +1,271 @@
+import NetRegexes from '../../../../../resources/netregexes';
+import ZoneId from '../../../../../resources/zone_id';
+import { OopsyData } from '../../../../../types/data';
+import { OopsyTriggerSet } from '../../../../../types/oopsy';
+
+export interface Data extends OopsyData {
+  hasHPDebuff: { [playerID: string]: boolean };
+}
+
+// TODO: Add Hollow King tower failure
+
+const triggerSet: OopsyTriggerSet<Data> = {
+  zoneId: ZoneId.WindurstTheThirdWalk,
+  initData: () => {
+    return {
+      hasHPDebuff: {},
+    };
+  },
+  damageWarn: {
+    // Shantotto
+    'Windurst Third Walk Shantotto Empirical Research': 'C420', // Frontal line AoE
+    'Windurst Third Walk Shantotto Superior Stone Spawn': 'C412', // Irregular stone shape summon
+    'Windurst Third Walk Shantotto Groundbreaking Quake Shove': 'C414', // Stone wall crush, if player is aligned with the safespot
+    'Windurst Third Walk Shantotto Circumscribed Fire Initial': 'C419', // First dynamo AoE
+    'Windurst Third Walk Shantotto Circumscribed Fire Subsequent': 'C41A', // Follow-up dynamo AoEs
+    'Windurst Third Walk Shantotto Localized Blizzard': 'C41B', // Chariot AoE
+    'Windurst Third Walk Shantotto Small Specimen': 'C408', // Tethered circle AoEs
+    'Windurst Third Walk Shantotto Falling Rubble Small Circle': 'C40C', // Random circle AoEs after intermission, 8y diameter
+    'Windurst Third Walk Shantotto Falling Rubble Large Circle': 'C40D', // Random circle AoEs after intermission, 12y diameter
+    'Windurst Third Walk Shantotto Falling Rubble Small Rectangle': 'C40E', // Random line AoEs after intermission, 6y x 25y
+    'Windurst Third Walk Shantotto Falling Rubble Large Rectangle': 'C40F', // Random line AoEs after intermission, 10y x 35y
+
+    // Pre-Alexander trash
+    'Windurst Third Walk Acrolith Earthshatter': 'C3A5', // Chariot AoE
+    'Windurst Third Walk Lamia Jaeger Transcendent Shot': 'C3A6', // Line AoEs, 2 -> 1 pattern
+    'Windurst Third Walk Qutrub Forayer Feral Lunge': 'C532', // Large circle AoEs
+    'Windurst Third Walk Pining Abazohn Whirling Slash': 'C5E3', // Chariot AoE
+    'Windurst Third Walk Assault Bhoot Perdition': 'C3AE', // Circle AoEs, checkerboard pattern
+    'Windurst Third Walk Nemean Lion Tourbillion': 'C3AB', // Frontal half-arena cleave
+    'Windurst Third Walk Medusa Swarmsinger Dance To Dust Cardinal': 'C3B0', // Cardinal exaflares
+    'Windurst Third Walk Medusa Swarmsinger Dance To Dust Intercardinal': 'C3B1', // Intercardinal exaflares
+    'Windurst Third Walk Medusa Swarmsinger Right Shadow Slash': 'C3B2', // Half-arena cleave
+    'Windurst Third Walk Medusa Swarmsinger Left Shadow Slash': 'C3B3', // Half-arena cleave
+    'Windurst Third Walk Medusa Swarmsinger Disregard': 'C3B5', // Crossed line AoEs, 2 -> 1 pattern
+
+    // Alexander
+    'Windurst Third Walk Alexander Divine Arrow Cone': 'C52E', // Spinning cone AoE
+    'Windurst Third Walk Alexander Divine Arrow Radial 1': 'C3D3', // Central circle AoE, in-to-out pattern
+    'Windurst Third Walk Alexander Divine Arrow Radial 2': 'C3D4', // Small ring AoE, in-to-out pattern
+    'Windurst Third Walk Alexander Divine Arrow Radial 3': 'C3D5', // Large ring AoE, in-to-out pattern
+    'Windurst Third Walk Alexander Divine Arrow Radial 4': 'C3D6', // Large ring AoE, out-to-in pattern
+    'Windurst Third Walk Alexander Divine Arrow Radial 5': 'C3D7', // Small ring AoE, out-to-in pattern
+    'Windurst Third Walk Alexander Divine Arrow Radial 6': 'C3D8', // Central circle AoE, out-to-in pattern
+    'Windurst Third Walk Alexander Impartial Ruling 1': 'C3E2', // Half-arena cleave, first hit (independent of direction)
+    'Windurst Third Walk Alexander Impartial Ruling 2': 'C3E3', // Half-arena cleave, second hit (independent of direction)
+    'Windurst Third Walk Alexander Radiant Sacrament': 'C3DD', // Exploding square AoEs
+    'Windurst Third Walk Alexander Divine Spear': 'C3DF', // Triangle line drawn AoEs
+    'Windurst Third Walk Alexander Activate': 'C42B', // Gordius unit spawn AoEs
+    'Windurst Third Walk Alexander Holy Flame': 'C3E6', // Puddles during Gordius intermission
+    'Windurst Third Walk Gordius System Shock': 'C3E8', // Chariot AoE
+    'Windurst Third Walk Gordius System Circuit Shock': 'C3E9', // Dynamo AoE
+    'Windurst Third Walk Gordius System Repay': 'C3F6', // Karmic Shielding retaliation
+    'Windurst Third Walk Gordius System Electrify': 'C3EC', // Large chariot AoEs after tethering
+    'Windurst Third Walk Alexander Divine Arrow Crosshatch Vertical': 'C3D9', // 3 vertical + 2 horizontal crosshatch lines
+    'Windurst Third Walk Alexander Divine Arrow Crosshatch Horizontal': 'C3DA', // 2 vertical + 3 horizontal crosshatch lines
+
+    // Aw'aern and the Aw'zdei
+    'Windurst Third Walk Aw\'aern Glacier Splitter': 'C3B9', // Frontal radial cone AoEs
+    'Windurst Third Walk Aw\'zdei Optical Induration': 'C3BA', // Frontal cone AoE
+    'Windurst Third Walk Aw\'zdei Static Filament': 'C537', // Circle AoEs
+
+    // Promathia
+    'Windurst Third Walk Promathia Explosion': 'C490', // Large circle AoEs (from floor-marked puddle lines)
+    'Windurst Third Walk Promathia Wheel Of Impregnability': 'C493', // Chariot AoE
+    'Windurst Third Walk Promathia Bastion Of Twilight': 'C494', // Dynamo AoE
+    'Windurst Third Walk Promathia Pestilent Penance': 'C49B', // Frontal rectangle AoE
+
+    'Windurst Third Walk Empty Thinker Winds Of Promyvion Clockwise': 'C4B1', // Spinny laser, intermission
+    'Windurst Third Walk Empty Thinker Winds Of Promyvion Counterclockwise': 'C4B2', // Spinny laser, intermission
+    'Windurst Third Walk Empty Wanderer Empty Beleaguer': 'C4AF', // Circle AoEs, 2 -> 1 pattern, intermission
+    'Windurst Third Walk Empty Weeper Auroral Drape': 'C4B3', // Square AoEs, intermission
+
+    'Windurst Third Walk Promathia Malevolent Blessing Cone': 'C498', // Radial cone AoEs
+    'Windurst Third Walk Promathia Malevolent Blessing Half Arena': 'C499', // Half arena cleave (independent of direction)
+    'Windurst Third Walk Link Of Promathia Pestilent Penance': 'C49C', // Frontal line AoEs
+    'Windurst Third Walk Promathia Unmitigated Explosion': 'C4A0', // Missed tower
+    'Windurst Third Walk Promathia Infernal Deliverance Puddles': 'C585', // Puddle follow-up after towers
+
+    // Shinryu Paradox
+    'Windurst Third Walk Shinryu Cosmic Breath': 'BFD3', // Upper platform denial
+    'Windurst Third Walk Shinryu Cosmic Tail': 'BFD6', // Lower platform denial
+    'Windurst Third Walk Shinryu Starflare 1': 'BFE6', // Crosshatch line AoEs hit 1
+    'Windurst Third Walk Shinryu Starflare 2': 'BFE7', // Crosshatch line AoEs hit 2
+    'Windurst Third Walk Shinryu Cataclysmic Vortex': 'BFE3', // Simon Says failure
+
+    // Hollow King
+    'Windurst Third Walk Hollow King Right Swordscross Orthogonal': 'C001',
+    'Windurst Third Walk Hollow King Left Swordscross Orthogonal': 'C002',
+    'Windurst Third Walk Hollow King Right Swordscross Diagonal': 'C003',
+    'Windurst Third Walk Hollow King Left Swordscross Diagonal': 'C004',
+    'Windurst Third Walk Hollow King Twin Blaze Circle': 'C007', // Twin circle area denial
+    'Windurst Third Walk Hollow King Twin Blaze Donut': 'C008', // Twin circle area denial
+    'Windurst Third Walk Hollow King Cataclysmic Blade Cones': 'C00A', // Blue cone AoEs during headmarker debuffs
+    'Windurst Third Walk Hollow King Cataclysmic Blade Debuffs': 'C00B', // Simon Says failure
+    'Windurst Third Walk Hollow King Atomic Ray': 'C00D', // Timer line AoEs
+    'Windurst Third Walk Hollow King Burst Circle': 'C013', // First concentric circle AoE
+    'Windurst Third Walk Hollow King Burst Small Donut': 'C014', // Second concentric circle AoE
+    'Windurst Third Walk Hollow King Burst Large Donut': 'C015', // Third concentric circle AoE
+    'Windurst Third Walk Hollow King Burst Cosmic Flame Initial': 'C010', // Exaflare first hit
+    'Windurst Third Walk Hollow King Burst Cosmic Flame Subsequent': 'C011', // Exaflare tracking hits
+    'Windurst Third Walk Hollow King Starflare 1': 'C017', // Crosshatch line AoEs hit 1
+    'Windurst Third Walk Hollow King Starflare 2': 'C018', // Crosshatch line AoEs hit 2
+  },
+  damageFail: {
+    // Shantotto
+    'Windurst Third Walk Shantotto Painful Pressure': 'C415', // Stone wall crush
+
+    // Shinryu
+    'Windurst Third Walk Shinryu Atomic Tail': 'BFEA', // Lower platform destruction
+  },
+  gainsEffectWarn: {
+    // Pre-Alexander Trash
+    'Windurst Third Walk Medusa Swarmsinger Petrificaction': '5E7', // Failed gaze attack
+  },
+  shareWarn: {
+    // Shantotto
+    'Windurst Third Walk Thunder And Error': 'C41C', // Purple spread circles
+
+    // Pre-Alexander trash
+    'Windurst Third Walk Lamia No. 2 Pinning Shot': 'C3AA', // Giant circular tank cleave
+
+    // Alexander
+    'Windurst Third Walk Alexander Banishga IV Spreads': 'C3F3', // White spread circles
+
+    // Aw'aern and the Aw'zdei
+    'Windurst Third Walk Aw\'aern Auroral Wind': 'C546', // Purple spread circles
+
+    // Promathia
+    'Windurst Third Walk Promathia Comet': 'C4A2', // Standard circular tank cleave (3 instances at a time)
+    'Windurst Third Walk Promathia Meteor Buster': 'C4A4', // Standard circular tank cleave (3 instances at a time)
+    'Windurst Third Walk Promathia Meteor Spread': 'C4A5', // Orange spread circles
+
+    // Shinryu
+    'Windurst Third Walk Shinryu Dark Nova': 'BFF0', // Standard circular tank cleave (3 instances at a time)
+
+    // Hollow King
+    'Windurst Third Walk Hollow King Dark Nova': 'C01A', // Standard circular tank cleave (3 instances at a time)
+  },
+  soloWarn: {
+    // Shantotto
+    'Windurst Third Walk Shantotto Vidohunir': 'C426', // 3-player tank buster
+    'Windurst Third Walk Shantotto Startdust Specimen': 'C409', // Single-hit stack marker
+    'Windurst Third Walk Shantotto Final Exam Initial': 'C423', // 3-hit stack marker, first hit
+    'Windurst Third Walk Shantotto Final Exam Subsequent': 'C424', // 3-hit stack marker, follow-up hits
+
+    // Alexander
+    'Windurst Third Walk Alexander Mega Holy Initial': 'C3EE', // 3-hit stack marker, first hit
+    'Windurst Third Walk Alexander Mega Holy Subsequent': 'C3EF', // 3-hit stack marker, follow-up hit
+
+    // Hollow King
+    'Windurst Third Walk Hollow King Super Nova': 'C01F', // 3-hit stack marker, all hits
+  },
+  triggers: [
+    {
+      id: 'Windurst Third Walk Shantotto Aero Dynamics Ring Out',
+      type: 'Ability',
+      netRegex: NetRegexes.ability({ id: 'C417', capture: true }),
+      deathReason: (_data, matches) => {
+        return {
+          id: matches.targetId,
+          name: matches.target,
+          text: {
+            en: 'Knocked off',
+            de: 'Runtergefallen',
+            fr: 'Renversé(e)',
+            ja: 'ノックバック',
+            cn: '击退坠落',
+            ko: '넉백',
+            tc: '擊退墜落',
+          },
+        };
+      },
+    },
+    { // Promathia
+      id: 'Windurst Third Walk Memory Receptacle Empty Seed Ring Out',
+      type: 'Ability',
+      netRegex: NetRegexes.ability({ id: 'C4AD', capture: true }),
+      deathReason: (_data, matches) => {
+        return {
+          id: matches.targetId,
+          name: matches.target,
+          text: {
+            en: 'Knocked off',
+            de: 'Runtergefallen',
+            fr: 'Renversé(e)',
+            ja: 'ノックバック',
+            cn: '击退坠落',
+            ko: '넉백',
+            tc: '擊退墜落',
+          },
+        };
+      },
+    },
+    { // Hit by light with dark debuff
+      id: 'Windurst Third Walk Shinryu Twilight Radiance',
+      type: 'Ability',
+      netRegex: NetRegexes.ability({ id: 'BFDB', capture: true }),
+      condition: (_data, matches) => parseInt(matches.flags) !== 1,
+      mistake: (_data, matches) => {
+        return {
+          type: 'warn',
+          blame: matches.target,
+          reportId: matches.targetId,
+          text: {
+            en: `${matches.target}: Wrong buff`,
+          },
+        };
+      },
+    },
+    { // Hit by dark with light debuff
+      id: 'Windurst Third Walk Shinryu Twilight Shadow',
+      type: 'Ability',
+      netRegex: NetRegexes.ability({ id: 'BFDC', capture: true }),
+      condition: (_data, matches) => parseInt(matches.flags) !== 1,
+      mistake: (_data, matches) => {
+        return {
+          type: 'warn',
+          blame: matches.target,
+          reportId: matches.targetId,
+          text: {
+            en: `${matches.target}: Wrong buff`,
+          },
+        };
+      },
+    },
+    {
+      id: 'Windurst Third Walk Hollow King Recovery Down Gain',
+      type: 'GainsEffect',
+      netRegex: NetRegexes.gainsEffect({ effectId: '8BE' }),
+      run: (data, matches) => {
+        data.hasHPDebuff[matches.targetId] = true;
+      },
+    },
+    {
+      id: 'Windurst Third Walk Hollow King Recovery Down Lose',
+      type: 'LosesEffect',
+      netRegex: NetRegexes.losesEffect({ effectId: '8BE' }),
+      run: (data, matches) => {
+        data.hasHPDebuff[matches.targetId] = false;
+      },
+    },
+    { // Taking a second tower with first debuff active
+      id: 'Windurst Third Walk Hollow King Celestial Trail',
+      type: 'Ability',
+      netRegex: NetRegexes.ability({ id: 'BFF4', capture: true }),
+      condition: (data, matches) => data.hasHPDebuff[matches.targetId],
+      mistake: (_data, matches) => {
+        return {
+          type: 'warn',
+          blame: matches.target,
+          reportId: matches.targetId,
+          text: {
+            en: 'Tower with heal debuff',
+          },
+        };
+      },
+    },
+  ],
+};
+
+export default triggerSet;