Running man
After saving Darling, enter Combat Mode with a Dragon and Return to Stealth
5/1/2013
7:38:43 PM
Common 52.7%
King among Kings
Kill special enemies: Grenadier, Thug, Wrestler, Infected, Suicider, Screamer, Butcher, Floater.
5/1/2013
5:24:01 AM
Rare 28.7%
It's an Order
Mark 100 opponents which were then killed by your co-op partners
5/1/2013
4:56:44 AM
Ultra Rare 1.6%
BrainLess
Kill 50 monsters by smashing, decapitating or shooting them in the head
4/24/2013
8:15:43 PM
Common 51.7%
Bon Voyage
In the Main Campaign, killed 20 enemies by knocking them off Columbia.
4/13/2013
7:08:13 AM
Ultra Rare 4.8%