Full list of all 23 Wuppo: Definitive Edition achievements.
The base game contains 23 achievements, and there are 3 DLC packs containing 0 achievements.
Complete the Boss Run without items from Tein or Raab's stores on normal or higher
Defeat the Dustboss by using the Breft2000 suit during All Boss mode
Buy Tein Taatseb's helmet during All Boss mode
Achieve maximum happiness
Beat All Boss Run mode under 25 minutes on normal or higher
Help Raab start his blarb smoothie business
Exterminate 800 kneft
Complete your first Boss Run
Find and watch all filmstrips
Hijack and vandalize a Popo City tram
Beat the game on insane mode
Make an unlikely friend
Beat the game on hard mode or higher
Find and defeat all bosses
Buy all gumgumgun upgrades at Betty's gumgum shop
Personalize your gumgumgun's colours
Does Drekel have a shower?
Defeat Stoplight in All Boss Mode without getting hit
Upgrade all weapons in the game to their full potential
Use the practice mode to fight the fish
Complete the game
Obtain a Popo Chipcard
Completely cover yourself in dirt