some kind of bowser thing from some kind of mario thing..

You're close, it's a armadillo but what is it's name and where is it coming from? : O
And not from mario.

ANT-EATER

No. It starts with R and ends up with a s : O
And it is from a game called LoL.

It's called Rammus :O!

Oshi! Sceney's right!