Ren Amamiya, the Joker

Shroud, Vigilance
Whenever Ren Amamiya, the Joker deal combat
damage to a Player you may look at their hand
and choose a noncreature spell and put it on top
of its owners library.
{t}, {u}{r}: Look at target players top card of their library, if its an Instant or a Sorcery spell you
may copy it and cast it without paying its
mana cost.