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