Here is the full list of all 33 Praey for the Gods achievements.
Defeat 5 bosses on Hard
Defeat 5 bosses on Legendary
Defeat 50 Undead
Defeat 3 Champions
Climb up to the top of the temple
Beat Boss 8
Beat Boss 6
Cut down 20 trees
Beat Boss 7
Collect 50 totems
Craft 20 items
Beat Boss 5
Kill 50 animals
Collect 40 totems
Cut down 10 trees
Collect 30 totems
Find 20 Lore Notes
Light 100 things on fire
Craft 10 items
Cook 20 pieces of food
Cut down 5 trees
Beat Boss 4
Collect 20 totems
Find 5 maps
Kill 10 animals
Collect 10 totems
Beat a Boss in Echo Mode
Beat Boss 3
Find 10 Lore Notes
Cook 10 pieces of food
Beat Boss 2
Beat Boss 1