Here is the full list of all 19 Tales of Kenzera: ZAU achievements.
Kill 4 enemies with a single Supernova
Complete Act 1
Perfect Recharge 10 times
Equip a Trinket
Begin Zau's journey with Kalunga
Collect all Echoes
Collect all Trinkets
Complete Act 2
Complete Act 3
Complete Act 4
Complete all Spirit Rituals
Complete all Reflections
Unlock all Codex entries
Survive the Kikiyaon chase
Kill 4 enemies with a single Lunar Blast
Unlock all Abilities
Unlock all Spirit Segments
Unlock all Trinket Slots
Upgrade all Skills