Flawless Round
Correctly answer all questions in a multiplayer round with all players
12/28/2008
11:11:52 PM
Rare 16.1%
The Barnard Award Gold
Score over 5000 points in a singleplayer game
12/28/2008
10:58:18 PM
Ultra Rare 3.6%
Lightning Reactions
Correctly answer three questions in a row in under 0.5 seconds
12/21/2008
10:22:45 PM
Rare 18.4%
Grenade Hangman
Kill 10 enemies with grenades by aiming while hanging from a ledge
12/10/2008
6:05:19 PM
Very Rare 5.2%