Nani

Merida's BECKON draws a card whenever another of your characters enters play exerted, so she synergizes with cards that push your characters into play exerted — board-wide engines, self-reanimators, and Bodyguard bodies.

Spike Suit makes your characters deal combat damage with their willpower instead of their strength, so bodies with more willpower than strength hit far above their weight

Hero characters and the payoffs that buff or trigger off the tribe.