Here is the full list of all 23 Samudai achievements.
You have unlocked the Avatar!
You have unlocked the Master!
You have unlocked the Last Man Standing Mode!
You have unlocked the Hold Your Ground mode!
We apologize for any inconvenience.
You have unlocked the Emperor of The Hill Mode!
Could use some sturdier rafts
You have unlocked Kiyomi!
Is it hot in here, or is it just me?
You have unlocked Arashi!
Gettin' your paws wet!
Not what you are
No guns or roses involved.