Grenade Hangman
Defeat ten enemies with grenades by aiming while hanging
5/23/2011
6:20:18 PM
Very Rare 9.1%
Steel Fist Expert
Defeat ten enemies in a row with a single punch, after softening them up with gunfire
5/23/2011
6:03:17 PM
Ultra Rare 3.3%
Steel Fist Master
Defeat 20 enemies with a single punch, after softening them up with gunfire
5/23/2011
5:56:03 PM
Rare 23.2%
Friends List With Benefits
While playing co-op, hug 3 different people on your friends list
5/22/2011
7:57:09 PM
Ultra Rare 1.4%
Professor Portal
After completing co-op, complete Calibration Course online with a friend who hasn’t played before
5/22/2011
7:48:42 PM
Ultra Rare 1.7%
Still Alive
Complete Course 4 with neither you nor your co-op partner dying
5/22/2011
7:14:09 PM
Ultra Rare 1.4%
