diff --git a/src/services/worldStateService.ts b/src/services/worldStateService.ts
index bbcbff20..de772a8d 100644
--- a/src/services/worldStateService.ts
+++ b/src/services/worldStateService.ts
@@ -588,49 +588,74 @@ const getCalendarSeason = (week: number): ICalendarSeason => {
         eventDays.push({ day, events });
     }
 
-    const upgrades = [
-        "/Lotus/Upgrades/Calendar/MeleeCritChance",
-        "/Lotus/Upgrades/Calendar/MeleeAttackSpeed",
-        "/Lotus/Upgrades/Calendar/EnergyOrbToAbilityRange",
-        "/Lotus/Upgrades/Calendar/AbilityStrength",
-        "/Lotus/Upgrades/Calendar/Armor",
-        "/Lotus/Upgrades/Calendar/RadiationProcOnTakeDamage",
-        "/Lotus/Upgrades/Calendar/CompanionDamage",
-        "/Lotus/Upgrades/Calendar/GasChanceToPrimaryAndSecondary",
-        "/Lotus/Upgrades/Calendar/MagazineCapacity",
-        "/Lotus/Upgrades/Calendar/PunchToPrimary",
-        "/Lotus/Upgrades/Calendar/HealingEffects",
-        "/Lotus/Upgrades/Calendar/EnergyRestoration",
-        "/Lotus/Upgrades/Calendar/OvershieldCap",
-        "/Lotus/Upgrades/Calendar/ElectricStatusDamageAndChance",
-        "/Lotus/Upgrades/Calendar/FinisherChancePerComboMultiplier",
-        "/Lotus/Upgrades/Calendar/MagnetStatusPull",
-        "/Lotus/Upgrades/Calendar/CompanionsBuffNearbyPlayer",
-        "/Lotus/Upgrades/Calendar/StatusChancePerAmmoSpent",
-        "/Lotus/Upgrades/Calendar/OrbsDuplicateOnPickup",
-        "/Lotus/Upgrades/Calendar/AttackAndMovementSpeedOnCritMelee",
-        "/Lotus/Upgrades/Calendar/RadialJavelinOnHeavy",
-        "/Lotus/Upgrades/Calendar/MagnitizeWithinRangeEveryXCasts",
-        "/Lotus/Upgrades/Calendar/CompanionsRadiationChance",
-        "/Lotus/Upgrades/Calendar/BlastEveryXShots",
-        "/Lotus/Upgrades/Calendar/GenerateOmniOrbsOnWeakKill",
-        "/Lotus/Upgrades/Calendar/ElectricDamagePerDistance",
-        "/Lotus/Upgrades/Calendar/MeleeSlideFowardMomentumOnEnemyHit",
-        "/Lotus/Upgrades/Calendar/SharedFreeAbilityEveryXCasts",
-        "/Lotus/Upgrades/Calendar/ReviveEnemyAsSpectreOnKill",
-        "/Lotus/Upgrades/Calendar/RefundBulletOnStatusProc",
-        "/Lotus/Upgrades/Calendar/ExplodingHealthOrbs",
-        "/Lotus/Upgrades/Calendar/SpeedBuffsWhenAirborne",
-        "/Lotus/Upgrades/Calendar/EnergyWavesOnCombo",
-        "/Lotus/Upgrades/Calendar/PowerStrengthAndEfficiencyPerEnergySpent",
-        "/Lotus/Upgrades/Calendar/CloneActiveCompanionForEnergySpent",
-        "/Lotus/Upgrades/Calendar/GuidingMissilesChance",
-        "/Lotus/Upgrades/Calendar/EnergyOrbsGrantShield",
-        "/Lotus/Upgrades/Calendar/ElectricalDamageOnBulletJump"
+    const upgradesByHexMember = [
+        [
+            "/Lotus/Upgrades/Calendar/AttackAndMovementSpeedOnCritMelee",
+            "/Lotus/Upgrades/Calendar/ElectricalDamageOnBulletJump",
+            "/Lotus/Upgrades/Calendar/ElectricDamagePerDistance",
+            "/Lotus/Upgrades/Calendar/ElectricStatusDamageAndChance",
+            "/Lotus/Upgrades/Calendar/OvershieldCap",
+            "/Lotus/Upgrades/Calendar/SpeedBuffsWhenAirborne"
+        ],
+        [
+            "/Lotus/Upgrades/Calendar/AbilityStrength",
+            "/Lotus/Upgrades/Calendar/EnergyOrbToAbilityRange",
+            "/Lotus/Upgrades/Calendar/MagnetStatusPull",
+            "/Lotus/Upgrades/Calendar/MagnitizeWithinRangeEveryXCasts",
+            "/Lotus/Upgrades/Calendar/PowerStrengthAndEfficiencyPerEnergySpent",
+            "/Lotus/Upgrades/Calendar/SharedFreeAbilityEveryXCasts"
+        ],
+        [
+            "/Lotus/Upgrades/Calendar/EnergyWavesOnCombo",
+            "/Lotus/Upgrades/Calendar/FinisherChancePerComboMultiplier",
+            "/Lotus/Upgrades/Calendar/MeleeAttackSpeed",
+            "/Lotus/Upgrades/Calendar/MeleeCritChance",
+            "/Lotus/Upgrades/Calendar/MeleeSlideFowardMomentumOnEnemyHit",
+            "/Lotus/Upgrades/Calendar/RadialJavelinOnHeavy"
+        ],
+        [
+            "/Lotus/Upgrades/Calendar/Armor",
+            "/Lotus/Upgrades/Calendar/CloneActiveCompanionForEnergySpent",
+            "/Lotus/Upgrades/Calendar/CompanionDamage",
+            "/Lotus/Upgrades/Calendar/CompanionsBuffNearbyPlayer",
+            "/Lotus/Upgrades/Calendar/CompanionsRadiationChance",
+            "/Lotus/Upgrades/Calendar/RadiationProcOnTakeDamage",
+            "/Lotus/Upgrades/Calendar/ReviveEnemyAsSpectreOnKill"
+        ],
+        [
+            "/Lotus/Upgrades/Calendar/EnergyOrbsGrantShield",
+            "/Lotus/Upgrades/Calendar/EnergyRestoration",
+            "/Lotus/Upgrades/Calendar/ExplodingHealthOrbs",
+            "/Lotus/Upgrades/Calendar/GenerateOmniOrbsOnWeakKill",
+            "/Lotus/Upgrades/Calendar/HealingEffects",
+            "/Lotus/Upgrades/Calendar/OrbsDuplicateOnPickup"
+        ],
+        [
+            "/Lotus/Upgrades/Calendar/BlastEveryXShots",
+            "/Lotus/Upgrades/Calendar/GasChanceToPrimaryAndSecondary",
+            "/Lotus/Upgrades/Calendar/GuidingMissilesChance",
+            "/Lotus/Upgrades/Calendar/MagazineCapacity",
+            "/Lotus/Upgrades/Calendar/PunchToPrimary",
+            "/Lotus/Upgrades/Calendar/RefundBulletOnStatusProc",
+            "/Lotus/Upgrades/Calendar/StatusChancePerAmmoSpent"
+        ]
     ];
     for (let i = 0; i != upgradeRanges.length - 1; ++i) {
-        const events: ICalendarEvent[] = [];
+        // Pick 3 unique hex members
+        const hexMembersPickedForThisDay: number[] = [];
         for (let j = 0; j != 3; ++j) {
+            let hexMemberIndex: number;
+            do {
+                hexMemberIndex = rng.randomInt(0, upgradesByHexMember.length - 1);
+            } while (hexMembersPickedForThisDay.indexOf(hexMemberIndex) != -1);
+            hexMembersPickedForThisDay.push(hexMemberIndex);
+        }
+        hexMembersPickedForThisDay.sort(); // Always present them in the same order
+
+        // For each hex member, pick an upgrade that was not yet picked this season.
+        const events: ICalendarEvent[] = [];
+        for (const hexMemberIndex of hexMembersPickedForThisDay) {
+            const upgrades = upgradesByHexMember[hexMemberIndex];
             const upgradeIndex = rng.randomInt(0, upgrades.length - 1);
             events.push({ type: "CET_UPGRADE", upgrade: upgrades[upgradeIndex] });
             upgrades.splice(upgradeIndex, 1);