Beat Marble Zone Act 1 in under 80 seconds.

Gut 3 Centaur Generals

KO all the henchmen celebrating your arrival at the party

Wield the pipe in single-player or co-op mode.

100% Complete

Achieve 24 medals on predator challenges

Complete one predator challenge by using only Silent Takedowns

Achieve 16 medals on combat challenges

Achieve 8 medals on combat challenges

Beat the Challenge of Olympus

Beat the game

Solve the Three Judges

Completely upgrade all weapons