The Red Triangle Gang were a gang of barbaric circus performers who plagued Gotham City. During the Penguin's mayoral bid, they waged war against Batman.
There are roughly one-sh*t billion tropes so PLEASE look through them before adding one. Otherwise add what you like. ADDITION: PLEASE read through the trope description provided before submitting something. It's not a huge deal but too often people submit characters that don't fit just because they misinterpreted the title...
