Quote Originally Posted by AngryBacon View Post
Nothing prevents them from having Hexproof before you go off, be it with an early Veil, or with a permanent like Leyline.
But why would hexproof be of any importance here if you are playing new lab Maniac?? Thassa's oracle doesn't target...
So it's a valid plan against either a shrouded / hexproof opponent or an old Eldrazi (the ones that shuffle in the Library).

Grapeshot on the contrary has problems vs a resolved white leyline... just as much as brainfreeze...