Kaya, The Ender

Flash
Kaya enters the battlefield with {x} Infiltration counters.
•Remove an Infiltration counter: look at the top
card of target opponent's library, you may put
that card on the bottom of it's owner's library.
{b}:Kaya gains Shadow or Deathtouch until
end of turn.
{w}:Return Kaya to it's owner's hand.