Terraria DB
Mastermind

Mastermind

Slayer achievement. Unlocked by 35.7% of players worldwide — common.

How to unlock

Defeat the Brain of Cthulhu, an enormous demon brain which haunts the creeping crimson.

Rarity

Players unlocked
35.7%
Rarity
Common
Category
Slayer

Defeating bosses, mini-bosses and tough enemies. Unlock figures are the live global share of Steam players, refreshed daily.

Keep going

Boss progressionEvery boss in order with health, drops and summon items.← All achievements