Stealth:Invisible champs are now balanced around actually being invisible
But
still reveals them. He's not the only one though. There's a few stealth reveals on champions that just seem like they're "accidentally" there.
Granting vision of a visible champion in FoW is fine, but revealing stealth takes half of the gameplay stealth champions are balanced around having. If Pinks were changed for that reason champions with needlessly tacked on stealth reveals should be too.
Edit:
and
revealing stealth locations is fine because it doesn't allow targeting and keeps their stealth partially intact.



and 
that its ghosts follow stealthed champions and will reveal them (with true vision) the moment that they unstealth.