Curse Mark

If Orochimaru, Legendary Sannin is in your hand or in the battlefield then you may put a +2/+2 counter with haste on target ninja type, if not, exile this card instead.
"Darkness. When everything you know and love is harshly taken away from you. The only things you can think about are anger, hatred, and revenge. And nobody can save you."
—Orochimaru