Here is the full list of all 39 Paw Paw Paw achievements.
Spend 500,000 foods
Unlock 20 legendary weapons
Reach max level on a character
Recruit 50 companions
Complete the story mode
Defeat King Bunnylord III
Die 100 times
Throw 100 bombs
Ride 100 mounts
Have 100,000 foods
Break into the castle
Unlock 50 weapons
Break 500 chests or barrels
Play co-op
Play co-op with 4 Players
Defeat 1,000 enemies
Ride the Skywhale
Defeat Warden
Unlock Domba
Roll 1,000 times
Survive The Pit
Defeat The Dark Knights
Get into the city
Drink 100 potions
Hit 10 innocent bystanders
Defeat Worm
Defeat Aegel
Reach level 10 on a character
Skate off the avalanche
Defeat Baby God
Unlock Welu
Defeat Grillz
Defeat Root
Defeat Gragal
Reach level 5 on a character
Unlock Obek
Defeat Big Bad Pug
Unlock Doggu
Push the payload