Nation Red achievements

Survive for three attack waves in Barricade Mode without moving

In an On-line coop game, play as the Gunner and detonate 50 explosives (grenades, dynamite) in a single game

Get Stronghold, Regeneration, Armor, Counterblow, Aftershock then survive 10 minutes

Kill 1000 zombies in any single game without ever picking a perk

Kill 5 butcher bosses in one barricade game within the first 25 waves

Get Friendly Fire, Mano a Mano and Boss Power then kill 5 bosses in one game

Kill 7 machine gun bosses in one barricade game within the first 30 waves

Pick up 250 powerups or items in one game

From the start of a game, survive for 15 minutes without holding or picking up any grenades

Kill over 5000 zombies in one game

Kill 10 minigun bosses in one game

Bring yourself back to full health after nearly dying with Last Breath