You may cast Mystic Veil as though it had flash. If you cast it any time a sorcery couldn't have been cast, the controller of the permanent it becomes sacrifices it at the beginning of the next cleanup step.
Enchant creature
Enchanted creature has shroud. ( It can't be the target of spells or abilities)
"Magic is my thread, my will the needle. I weave over you as if you never were" —Poetics of Hanan