Here are some great ideas for pairs and trios I would love to see come to the game:
Pairs:
Penny and Bolt (Bolt)
Guido and Luigi (Cars)
Oliver and Dodger (Oliver & Company)
Chip and Dale (Mickey and Friends/Chip and Dale Rescue Rangers)
Kristoff and Sven (Frozen)
Dipper and Mabel Pines (Gravity Falls)
Phineas Flynn and Ferb Fletcher (Phineas and Ferb)
BeBe and CeCe (The Proud Family)
Jim and Tim Possible (Kim Possible)
Zack and Cody Martin (The Suite Life of Zack and Cody)
Trios:
Lock, Shock and Barrel (The Nightmare Before Christmas)