Here is the full list of all 26 Pound of Ground achievements.
Fight your way through the first underground while using only the baseball bat.
Blow up the first generator on the farm without killing ANY zombies on the way.
Finish the Game on Hard Difficulty. Don't be a wimp!
Kill 68 zombies using any weapons without curing yourself.
Throw 26 dead zombies under water.
Kill 5 hyenas with a dynamite.
Perform car jumps with total distance of 3.14159265 km.
Perform a car jump over more than 172m.
Hit the speedometer limit.
Kill 15 zombies within 25 seconds using your firearms only.
Tune up your car to the max.
Kill 4 zombies with a single crossbow shot.
Reach the game's end within 5 minutes. Yes, MINUTES!
Find the Indian drug dealer.
Kill 911 zombies with your weapons or your car.
Kill at least 10 zombies by shooting the explosive barrel.
Exterminate the Mafia family.
Clear the Airport location and save all the hotties!
Run 192 zombies over with your car.
Collect 1111 coins.
With a handgun kill 6 zombies without reloading.
Find the guitar case.
Kill 66 stunned zombies with your baseball bat.
Make the zombies fly over the total of 1212m with your baseball bat.
Locate your red car.
Make a zombie fly over 33m with your baseball bat.