Kill the Superweapon (PC)

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Various Steam Achievements

Complete the indicated task to unlock the achievement.

AchievementHow to unlock
Big Man With a Big ProblemDefeat Big Man.
EXTREME!!!Defeat Extremity.
High RollerDefeat Roller Derby.
I Know What You're ThinkingDefeat Medatsu the Mystic.
Kill the SuperweaponBeat the Game.
Reptile BrainDefeat Varanus the Lizardman.