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