diff --git a/ui/eureka/eureka.ts b/ui/eureka/eureka.ts
index f4862017ec..e2286213bc 100644
--- a/ui/eureka/eureka.ts
+++ b/ui/eureka/eureka.ts
@@ -66,6 +66,8 @@ type NMInfo = {
   x: number;
   y: number;
   respawnMinutes?: number;
+  partnerFateId?: number;
+  partnerFateRespawnMinutes?: number;
 
   // Modified
   element?: HTMLElement;
@@ -546,8 +548,40 @@ class EurekaTracker {
     }
   }
 
+  StartPartnerFateRespawnTimer(fate: NMInfo) {
+    if (!fate.partnerFateId || !fate.partnerFateRespawnMinutes)
+      return;
+
+    const partnerFate = Object.values(this.nms).find(
+      (nm) => nm.fateId === fate.partnerFateId,
+    );
+
+    if (!partnerFate) {
+      this.DebugPrint(
+        `Partner FATE ${fate.partnerFateId} not found for ${this.TransByDispLang(fate.label)}`,
+      );
+      return;
+    }
+
+    partnerFate.respawnTimeMsLocal = Date.now() + fate.partnerFateRespawnMinutes * 60 * 1000;
+
+    partnerFate.element?.classList.remove('nm-hidden');
+    partnerFate.element?.classList.remove('nm-pop');
+    partnerFate.element?.classList.add('nm-down');
+
+    if (partnerFate.progressElement)
+      partnerFate.progressElement.innerText = '';
+
+    this.DebugPrint(
+      `Started ${fate.partnerFateRespawnMinutes} minute timer for partner FATE: ${
+        this.TransByDispLang(partnerFate.label)
+      }`,
+    );
+  }
+
   OnFateKill(fate: NMInfo) {
     this.DebugPrint(`OnFateKill: ${this.TransByDispLang(fate.label)}`);
+    this.StartPartnerFateRespawnTimer(fate);
     this.UpdateTimes();
     if (fate.element?.classList.contains('nm-pop')) {
       if (this.zoneInfo?.onlyShowInactiveWithExplicitRespawns && !fate.respawnMinutes)
diff --git a/ui/eureka/zone_north_horn.ts b/ui/eureka/zone_north_horn.ts
index f8013006ae..9c5486577d 100644
--- a/ui/eureka/zone_north_horn.ts
+++ b/ui/eureka/zone_north_horn.ts
@@ -5,8 +5,6 @@ import northHornMap from './northhorn.png';
 // https://v2.xivapi.com/api/search?sheets=Fate&limit=9999&fields=Name@en,Name@de,Name@fr,Name@ja&query=EurekaFate=3 - Fates
 // https://v2.xivapi.com/api/search?sheets=MKDLore&limit=9999&fields=Name@en,Name@de,Name@fr,Name@ja&query=Unknown5=4 - Occult Records
 
-/* TODO: Write code for alternating cooldowns (e.g., for the "Pots" fates) */
-
 export const zoneInfoNorthHorn: EurekaZoneInfo = {
   mapImage: northHornMap,
   mapWidth: 2048,