Flawless Science and Nature
Answer all Science & Nature questions correctly in a single game (F&F)
12/2/2012
8:15:28 PM
Rare 45.7%
Maxx Karnage
Collect 20 Hazard pickups.
"Maxx Karnage...sounds like a cool action hero name."
12/2/2012
9:20:09 AM
Rare 11.3%
Speeder
Use a Supercharger and for the duration of the boost don't hit a wall on Tourist Trap
12/2/2012
5:35:21 AM
Ultra Rare 0.6%
Good Sport Award
Achieve a Sportsmanship Level of 10 in the Season Showdown competition.
12/2/2012
3:50:09 AM
Ultra Rare 3.1%
Big Brawler
Get 10 consecutive zombie melee kills before Insta-Kill expires. (Map Pack 2 only)
11/30/2012
8:52:56 PM
Ultra Rare 3.5%
Man Or Machine?
Get a score of 15,000 or better in Gladiator Duel Challenge Mode.
11/30/2012
3:59:01 PM
Ultra Rare 1.3%
Challenge Master
Completed either 25 Challenges on Hard, or 10 Challenges on Expert
11/29/2012
7:11:46 PM
Ultra Rare 3.5%
Peekaboo...I Shot You!
Kill 50 enemies with the Sniper Rifle.
"Zoom, pow! Right to the moon."
11/29/2012
3:42:52 AM
Rare 29.4%
40 Knives!
Kill 40 zombies with the bowie knife. (Map Pack 3 only)
11/28/2012
4:19:46 PM
Ultra Rare 2.9%
