Here is the full list of all 46 BIOMUTANT achievements.
Detonate 3 Bangballs on the Porky Puff
Unlock all Gun Proficiency Skills
Discover all 16 Side Characters
Capture 20 Glittermoths
Capture 20 Gumducks
Defeat or Subdue all five Rival Tribe Leaders
Discover all 6 Tribe Forts
Defeat All four World Eaters
Feed the Murk Puff 10 Guppos
Capture 20 Guppos
Re-code your DNA at a Cooling Tower Biopool
Discover a Twinkle Crashsite
Discover all 7 Environment Biomes
Capture 20 Pippis
Unlock all Melee Weapon Proficiency Skills
Drown 5 Enemies in Oil during Combat
Defeat 50 Enemies using Super Wushu
Take over 6 Tribe Outposts
Defeat 20 Enemies using the Ki-Spark Ability
Stick 25 enemies to the Mucus Bubble
Defeat Enemies using 3 Different Tribe Weapons
Bounce 50 times on a Fungus
Complete all 20 Conscience Dialogues
Buy an Item from Honki
Discover and enter 3 Manholes
Pull all Teeth from the Hoof Puff
Discover all 30 Altars
Capture 20 Sqvips
Upgrade any 2 Attributes to 100
Defeat 25 Bandits
Feed the Jumbo Puff World Eater 6 Sqvips
Find and Equip 5 Different Mekton Upgrades
Survive 5 minutes in the Mekton while in the Deadzone
Discover all 15 Old World Gadgets
Reach Level 25 with any Character Class
Find and Equip 5 Different Googlide Upgrades
Ride the Googlide across all Water Resistance Levels
Craft a 7 Star Weapon
Find out what’s at the End of a Rainbow
Unlock all Automaton Upgrades
Deal more than 1000 Damage in a Single Hit
Win a Drinking Competition against Gulp
Possess more than 1000 Greenleaf
Obtain 10 of each Crafting Resource
Ride a Gnaut 500 meters
Escape Bunker 101