Wired
10Destroy an enemy with a razorwire.
Unlocked: Offline
Play a game in each mode - Xbox LIVE, Local Co-Op, Wingman Bot Training, and Uberschizoid.
Unlocked: Offline
Sploderific
10Destroy all enemies on level 12 ("Smartbomb") with a single smartbomb.
Unlocked: Offline
Shave the Orbiddles from 8 Astramoebas on a level, without destroying Astramoebas or losing a life.
Unlocked: Offline
Schiz Hunter
20Destroy 30 Schizzes on a single level, using powerups and without losing any lives.
Unlocked: Offline
Get a gold medal on level 5 ("My Man Flitt") without destroying any Flitts.
Unlocked: Offline
Complete level 21 ("Tyger Tyger") either in Local Co-Op, Xbox LIVE, or Uberschizoid.
Unlocked: Offline
Earn 20 silver or gold medals in Uberschizoid mode.
Unlocked: Offline
Earn 10 medals (any combination of gold, silver, and bronze) over Xbox LIVE.
Unlocked: Offline
Gold level 47 ("Los Huevos") without activating any powerups.
Unlocked: Offline
Destroy 2500 Scorpios.
Unlocked: Offline
Complete level 119 ("Ragnarok") in Uberschizoid mode.
Unlocked: Offline