Board Thread:Questions and Answers/@comment-24025351-20131108223014/@comment-7083810-20131224172108

Pizza Face/Rahzar: Mikey's enemy

Spider Bytez/Fishface: Raph's enemy

Mutagen Man/The Rat King (Falco): Donnie's enemy

Karai/Kraang Prime: Leo's enemy

Karai/The Kraang: April's enemy

Shredder: Master Splinter's enemy.