Locura, Master Gone Insane

As long as Locura, Master Gone Mad is in play, all nonland cards players have may be cast as though they had flash.
As long as Locura is in play, players cannot cast any nonnland cards but instant spells during their turn.
As long as Locura is in play, players cannot cast instant spells during another player's turn.
Cursed with genius, blessed with madness.