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