Play in the Swimming Pool on the Cruise Ship

Kill 20 Enemies with Gunfire While Hanging

Kill 30 Enemies with the G-MAL

Successfully Counter all of a Brute's Damage-Giving Attacks

Gain above average XP in half the levels

Fly over your first speed pad

Disable two switches within 0.5 seconds of each other

Dock your ship for the first time

Gain your first PERFECT medal

Defeat 20 Enemies with Hand-to-Hand Combat

Finish the game as Plague Knight.

Finish the game.