Eye of Agamotto

Whenever an opponents creature deals combat damage to you, return that creature to its owners hand at the beginning of the next end step.
{u}{u}{u}{u}, {t}: Counter target spell unless its controller pays {1} and discards a card.
"By the Eye of Agamotto, banish these infiltrators of Mephisto's spawn back to the depths in which they crawl from!"
-Doctor Strange