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Mental Fortitude
Round
8
Boss Tier
II
Duration
Run
Permanent Effect
Units suffer 35% shorter Stun duration
Units gain +8 Vitality
35% shorter Stun+8 Vitality
Earned From
Xal'Keth, the Mind Flayer · Round 8
How Forge Cores Work
Forge Cores are boss signature rewards. They activate as soon as they are claimed, stack with your earlier Cores, and remain active for the rest of the match.