Geralt of rivera
Chronically ill, left leg right arm
grip loss.

Designing historically accurate inspired mobility splints for geralt
mainly using wood and spring with thick leather to tighten causign restraints for restriction.
Adding a slip for his hand on grip and making it rigged to help him hold it.
Link has mutism
and probably uses
japanese sign langauge

chariot
Barbra gordon
L5 paralysation
wheelchair user

Desgining a combat chair inculding a purisut chair as these wheelchairs have been know to achieve 80km with just manual powe, both based off real types in world and creatitivy for person of her condition to still fight crime.
(and an actual reason she wouldnt have basic breaks)

Someone with her level of paralyzation would have atrophy devolp and her body would require more reinforcement armour in select places. As it cna be seeing there is nothing wrong with showing atrophy on a hero its happens.
