The Cart Titan

Titanshift {5}{w}{w} (If you cast this spell for its Titanshift cost, put it over target Human creature you control. They Titanshift into the creature on top.)
When The Cart Titan enters the battlefield, if it Titanshifted, search your library for an Aura or Equipment card, reveal it, and put it onto the battlefield attached to target creature you control.
Prevent all noncombat damage that would be dealt to you and creatures you control.