Here is the full list of all 28 Tequila Zombies 3 achievements.
Die 28 times
Collect all VHM issues
Kill the Super Mutant
Perform Massacre x100
Kill The Space Hunter
Kill the Green Beret
Kill the Undertaker
Kill 50 enemies using Hawk MM1
Collect $500 from the coffins
Kill the Hog Rider
Kill 25 Zombies Django with chainsaw
Restore 5000 health points total
Find 13 secrets
Kill the Chainsaw Juggler
Kill 98 enemies with katana
Kill 50 enemies while in Jeff’s wolfe form
Break wooden door with axe
Collect 50 tequila bottles in one game
Kill the Widow
Kill the Foreman
Have $2 000 in hand
Collect 50 peppers
Perform 1000 headshots total
Kill 70 enemies with machete
Freeze 50 enemies
Kill 7 enemies with a single barrel explosion
Kill the Rat King
Kill two enemies