Here is the full list of all 23 Walhall achievements.
You're the real champion!
Thank you for playing!
REAL blue hedgehog!
As if it wasn't hard enough
It gets spiky
Deceiving death itself
Gotta shoot fast
Button 2 is more useful now
Like a blue hedgehog!
One after the other!
Babies make you tougher
You're gonna love 'em
Copying enemy movements
A new challenger appears!
He also wants to hit
He lost his drill for...
You're feeling tough
Helps hitting your target
At last you can watch it
Speed up!
Your actions are under control
Take me seriously!
I'm gonna catch you!