Nikita, the Rogue Spy

Flash commander ninjutsu {2}{u/b}{u/b} ({2}{u/b}{u/b},
Return an unblocked attacker to owner's hand: Put
this card onto the battlefield from your hand or the
command zone tapped and attacking under that
player's control. End of combat return him to the hand
if another player control him.)
Whenever Nikita, the Rogue Spy deals combat
damage to a player, put the top two cards from
their library to the graveyard. If Nikita is under another player control, that player discard a card
at