Eventually, the Avengers rebuild Vision in his white body form, but the personality matrix that made him the “man” Scarlet Witch loved is gone, and Vision is much more a blank-slate ...

Arcus senilis is a white, gray ... As a cataract forms, it prevents light from passing through and causes blurred vision. Cataracts may grow over time and ultimately impede vision.

Warning! This post contains SPOILERS for What If...? Season 3, episode 5The MCU finally brought back White Vision after his introduction in WandaVision, with a brief role as a villain in What If..