Because the citizens of Gotham aren't morons, like those idiots over in Metropolis
Interactive Joke of the Day Mug
Coffee Mug
You are a duck. No one could identify you without describing every other duck on earth.
The elephantom of the opera !
There are no other giant, mutated turtles. No one's gonna mistake a different turtle for you.
A: The Lone Lemon.
I'm asking for for a friend.
A: Moo.
Kylo Ren: *takes off his mask to reveal his real face* Rey: Wow. Put the mask back on.
Disguise!
The Lone Aardvark!