3x3 mix for 3 characters debuted in online tabletop games.

MN-37/Mina: Android. Medic. Hero of Earth.
Cassiopeia "Cassie" Cook/Cure Focus: Patissier-aspirant. Middle schooler. Accidental magical girl.
Alexis of House Montfort: Daughter. Soldier. Assassin.

[Somehow, all of these characters are in campaigns under the same GM. Go figure.]

9 tracks