Here is the full list of all 30 Pixel Puzzles: UndeadZ achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Zombinator
The Bride
What's On Tv?
kill 500 Menu Zoms
Kill 100 Menu Zoms
Shekly Shot Eye
Dead Monk
Prep For Bravery
Zombie Slayer
Hawk Eye
Tea Party
Underground
Zombie Hunter
The Beauty Of Birth
Hell's For The Homeless
Don't Smoke
Chewy Dogz
Some Tongue?
Hard Ass Hooker
Trip 'Em
You'z Got Bit
Blow 'Em Up
Kill 50 Menu Zoms
Survive 15 Minutes In Menu
Zombliterator
Undeadz 4 Lyfe Yo
Killer Clown
Back To Back
Rasta Gonna Get Ya!
No Where To Run