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Cooldown Upgrade Core Description
Cooldown Upgrade Core is an upgrade core in mo.co that boosts Cooldown Reduction which comes in 4 tiers, and can be obtained in various ways such as defeating monsters, pass reward tracks, and fusing lower-tier cores.
Increases Cooldown Reduction the more it is charged.
How to Obtain Cooldown Upgrade Core
Cooldown Upgrade Core is an upgrade core in mo.co. Drops from defeated monsters (drop rate scales with monster strength), or earned from pass reward tracks (the Main Pass and Weapon Sprint passes). Higher tiers are crafted by fusing lower ones — 20 Common cores make 1 Rare, 10 Rare make 1 Epic, and 5 Epic make 1 Legendary.
Upgrade Tiers
- Tier 1 · Semi-Charged · 5% Cooldown Reduction
- Tier 2 · Charged · 10% Cooldown Reduction
- Tier 3 · Overcharged · 15% Cooldown Reduction
- Tier 4 · Megacharged · 20% Cooldown Reduction
Fuse Cost
- From Common cores 20
- From Rare cores 10
- From Epic cores 5





















