Board Thread:New on TMNTPedia/@comment-24578309-20140430184628/@comment-1362555-20140613064755

Shinobiblue wrote: Kung fu frogz wrote: i'm pretty sure he and rocksteady are partners in crime. I know right! :) they might be mutated by shredder like the idw or the 80s tmnt.

That's what it said on their leaked bios!