Defeat Nevan.

Survive an encounter with Vergil.

Defeat Gigapede.

Complete a Secret Mission with any character.

Destroy a Romanov's arms and legs, then finish it with a melee attack.

Defeat Dark Sun Gwyndolin, the Darkmoon God.

Finish the game in Hard Mode

Finish the game in Easy Mode

Defeat 30 enemies with the Tau Sniper

Defeat ten enemies using hand-to-hand combat on the back of the convoy trucks

Defeat 20 enemies by blind-firing while in cover (without aiming with L1/R1)

Defeat 50 enemies with stealth attacks