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