Here is the full list of all 55 Woodpunk achievements.
Beat the tutorial.
Defeat 5.000 enemies
Defeat 2.000 weaklings
Defeat 1.000 warlords
Die 100 times
Wait- does that hurt me?
Destroy 3.000 props or tiles
Use 100.000 units of jetpack air
Pick up 25.000 scrap credits
Beat 3 worlds
Defeat the first boss
Defeat the second boss
Defeat the third boss
Defeat the fourth boss
Complete the game
Use Theo's Turret 25 times
Use Theo's Blast skill 25 times
Use Theo's Wall skill 25 times
Max out all cannon gun parts
Max out all chamber gun parts
Max out all grip gun parts
Max out all melee weapons
Max out and upgrade all of Theo's skills
Max out Aquinas' health and jetpack air
Beat the game to 100%
Reach top 10 in Survival Mode
Reach first place in Survival Mode
Survive 20 rounds in Survival Mode
Unlock 10 suits
Defeat all bosses with the WoodPunk suit
Defeat all bosses with the StonePunk suit
Defeat all bosses with the SnotPunk suit
Defeat all bosses with the SpinnerPunk suit
Defeat all bosses with the FlamePunk suit
Defeat all bosses with the FastPunk suit
Defeat all bosses with the GreedPunk suit
Defeat all bosses with the MilitiaPunk suit
Defeat all bosses with the MetaWoodPunk suit
Defeat all bosses with the CrusaderPunk suit
Defeat all bosses with the PilgrimPunk suit
Defeat all bosses with the UnderPunk suit
Defeat all bosses with the GlassPunk suit
Defeat all bosses with the PresidentPunk suit
Defeat all bosses with the LeaderPunk suit
Defeat all bosses with the TsarPunk suit
Defeat all bosses with the NuclearPunk suit
Defeat all bosses with the EnterThePunk suit
Defeat all bosses with the BindedPunk suit
Defeat all bosses with the MeatPunk suit
I enjoy reading in an action game!
Complete the "Tank" branch of the Tech Tree
Complete the "Tinkerer" branch of the Tech Tree
Complete the "Experimental" branch of the Tech Tree
Have 500 weapon parts and/or melee weapons break.
Defeat all bosses with the TinkerPunk suit.