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