Here is the full list of all 30 Dead Pixels achievements.
Sell a wanted item to a trader
Get 1968 kills.
Shock 150 zombies.
Kill 10 zombies with a grenade.
Reach a kill combo of 40.
Kill 5 zombies with one shot.
Finish the Dead Pixels on Easy or higher.
Kill the Queen of spitters in the orginal game mode.
Kill 60 zombies with melee attacks.
Finish the Dead Pixels on Normal or higher.
Finish the Dead Pixels On Hard or higher.
Finish the Dead Pixels on Hardest.
Set 150 zombies on fire.
Freeze 100 zombies.
Kill a Zombie Player
Empty 300 buildings of items.
Complete a game without raiding a building.
Finish a co-op game on any difficulty.
Finish the solution game mode on any difficulty.
Max level all skills.
Spend over a million dollars in trader stores.
Walk across an entire street over encumbered.
Resurrect a player in coop.
Kill the ex-army sergent in the orginal game mode.
See the medical experiment die in the orginal game mode.
Kill the burning husk in the orginal game mode.
Kill the clawed fiend in the orginal game mode.
Kill the infected survivor in the orginal game mode.
Survive 10 waves in the Last Stand Survival mode.
Complete a Last Stand time attack game.