DON'T BE A TROLL.
That goes to every single person who gave a pointlessly negative comment on this thread.
It's not a bad shirt. It isn't the best shirt ever, but it doesn't deserve all the hate.
That's how he/she draws things. That's their style. You shouldn't expect people to change their style with every single shirt.
Also, I could tell, right away it was Mario.Some turtles do stay in their shells, (including SSB) and if they looked just like Koopas it would be pegged for copyright.