>>542455454
Korra's girlfriend obviously.

She had karate and a stun glove. Honestly sounds fine as a character.

There's a lot of characters they can pull: Ty Lee, Iroh, Amon, Tenzin, Adult Aang, etc

>>542455502
Maybe they function like the Infinity Stones from MVCI(lol). Basically an extra move instead of actual assist characters.