Defense Wasp

Because Wasp have a hand of 5 in both form and at least 2 defense in Tiny form ( better with help of Bio-Synthetic Wings, she is a viable defense hero toggling between her 2 hero form. You can sync Toughness or blocking with an ally when she end her turn in Tiny form with less defense. Rapid Growth can be use defensivly aslo or to trigger an other change form for Perseverance.

Manage threat and damage while blocking with Dauntless, Hard to Ignore, Red Room Training, Electrostatic Armor