Here is the full list of all 42 Zombie Grinder achievements.
One explosion 3 kills.
Survive till wave 30!
Penetrate 5 or more enemies with a bullet!
Survive till wave 20!
Survive till wave 10!
You played the game for 60 minutes without crashing?
Get a score over 1,000,000.
Get a multiplier of 10x.
Get a multiplier of 5x.
Get a multiplier of 15x.
Get into the top 10 for any map.
Kill 1 zombie!
50 shots and no hits? Great shooting man.
Kill 53,598 Zombies!
Survive a wave game until wave 50.
Level 99? Dirty cheater ...
Ignite 100 zombies from 128 pixels away!
Kill one of the developers.
Why would you do that!?
You died like 501 times?
Freeze 100 zombies!
Get a score of over 1,000,000,000.
Explode 100 heads!
Heal 10,000 hit points!
Heal 50,000 hit points!
Heal 100,000 hit points!
Heal 1,000,000 hit points!
Fill your wallet with 500,000 gold!
Ignite 5 frozen enemies.
You sure do like destroying stuff don't you?
Ignite 100 zombies!
Crash the game because you suck!
Travel 1,000,000 pixels!
Kill 10 human players.
Bring a homie back from the afterlife!
Get a score over 10,000,000.
Free 20 players from their spirit forms!
100 rebound kills? Sweeeeet.
Get through 1 level of a random dungeon!
Get through 5 levels of a random dungeon!
Get through 10 levels of a random dungeon!
Submit an item to the workshop!