Your Life For Mine (5 GP): Steal a life from a buddy, he doesn't need it.

Stick That In Your Archive (30 GP): Complete the game in single player mode.

Master Collector (25 GP): Collect all the Matt Hazard Game Boxes throughout the game.

My Buddy and Me (15 GP): Complete the game in Co-op mode.

Half Way There (10 GP): Complete half the game.

Score! (25 GP): Reach 500,000 points.

Come On Down! (30 GP): Collect all the pachinko coins in the game.

Houston, we have Perfection (20 GP): Take no damage to the Landing Pod and land perfectly on the landing pad.

Its Aboot Time (10 GP): Complete "Oh. Canada." in 12 minutes.

Lights Out (10 GP): Defeat "Old Berney" without losing a life.

Smooth Sailing (10 GP): Complete "The Hate Boat" without using a continue.

With Honor (10 GP): Melee 10 Samurai in "Well FU too".