Family-
-Leonardo
-Raphael
-Michelangelo
-Master Splinter

Friends & Allies
-April O'Neil
-Casey Jones
-Leatherhead
-Renet
-Irma Langinstein
-Kirby
-Jhanna
-Agent John Bishop
-The Ancient One
-Extra Allies & Friends

Enemies-
-Shredder/Oroku Saki
-Karai
-Krang ('87 series)
-Bebop & Rocksteady
-Kraang ('12 series)
-Baxter Stockman
-Hun
-Agent John Bishop
-2012 Series Enemies
-Foot Clan
-Purple Dragons