Here is the full list of all 24 Dogurai achievements.
Finish the sewers
Complete the desert level
Complete the water plant level
Complete the volcano level
Complete the ice level
Complete the forest level
Complete the secret base level
Finish any level without taking any damage.
Defeat any of the five starting robots bosses with the special combo.
Find a floppy disk... But what is it for?
Escape the lava flood without taking damage!
Go heckin' fast while sliding on dangerous ice!
Complete the water plant without touching any of the electrified water pools
Finish the bike section
Bounce 147 times on the Heavy enemy
Find someone
Find all four floppy drives
Find all 9 people inside the levels.
Rescue Rider
The end?
True ending
Alternate reality
love
Boop the snoot!