Complete the painfully slow, forced tutorial
Now you're getting the hang of it!
Give Stubbs a hand!
Do it for the meme!
We know what you did.
So many deals!
You look good in those genes.
Soil the water supply with your finely aged urine.
Neither rain, nor sleet, nor bullets, nor brains
Eh, shake it off
Clear your calendar.
Sooey! Feedin' time!
It's been 15 years. You ate your first brain. Was it worth it?
You're a zombie that died.
Eat 2005 brains
100% the dance battle. We thought that was impossible.
Your friends all just read that achievement title. You need help.
Land a jump tackle
Posess each type of enemy once
Stun 10 enemies with your Unholy Flatulence
Beat the game in under two hours
Load a jeep up with the squad
Get run over by a vehicle
Get killed by an airstrike
10 kills with a single Sputum Head
10 Sod-O-Mobile kills
5 Tractor Kills
10 Tank kills
Trigger a gut grenade in mid-air
Get killed by a robot
You shouldn't pet the sheep
Demand a sequel.