Here is the full list of all 41 Krater achievements.
Join a coop mission
Kill ElectroBert
Kill Cortex
Kill Roger and his pet
Defeat Bloodclot
Defeat Bloodclot in hardcore mode
Visit Frisktorp
Complete the “The Wretched Hive” quest
Recruit Yimmie
Reach level 45 in the dungeon Limbo
Equip three Healing boosters in a Bruiser's Stomp ability.
Equip three Damage boosters in a Bruiser's Stomp ability.
Equip three Healing boosters in a Regulator's Area slow ability
Equip three Damage boosters in a Regulator's Area slow ability.
Visit Solside City
Discover 40 locations
Complete “Stark raving mad” quest
Equip three Healing boosters in a Slayer's Perforate ability.
Discover 30 locations
Amass a fortune of 100000 kr
Equip three Defense booster in a Medikus' Heal ability.
Equip one Slow booster in a Regulator's Tag ability.
Equip one Slow booster in a Bruiser's Cleave ability.
Equip one Slow booster in a Medikus' Healing orb ability.
Recruit a mutant Regulator
Recruit a mutant Bruiser
Equip one Strength booster in a Medikus' Nano Stream ability.
Equip one Strength booster in a Slayer's Lacerate ability.
Equip one Stamina booster in a Regulator's Area slow ability.
Equip three Damage boosters in a Medikus' Healing Orb ability.
Kill 8 enemies in 10 seconds
Recruit a mutant Medikus
Reach rank 15
Visit Westerfall
Discover 20 locations
Discover 10 locations
Recruit a Character
Craft an item
Kill 10 Vildhunds
Use Team Management
Complete the Tutorial