Not only can Susan Storm, aka The Invisible Woman, render herself invisible, later on she realizes that she can render other things invisible also. However, Sue's powers come at a cost - summoning invisible shapes takes a toll on her energy levels, and can even cause her to pass out when they're ambitious enough.
She is one of Marvel's most powerful female Superheroes.
NO NIGHT CACHING, and bring your own pen to sign the log. You must sign the log in order to qualify as finding this cache.