Here is the full list of all 23 Walhall achievements.
You're the real champion!
Thank you for playing!
Deceiving death itself
As if it wasn't hard enough
REAL blue hedgehog!
Like a blue hedgehog!
It gets spiky
Gotta shoot fast
Button 2 is more useful now
One after the other!
Babies make you tougher
You're gonna love 'em
Copying enemy movements
A new challenger appears!
You're feeling tough
He also wants to hit
He lost his drill for...
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!