Selena, Siren of the Mire

Deathtouch
When a creature dealt damage by Selena, Siren
of the Mire dies this turn, search your library for
a creature card with converted mana cost equal to the converted mana cost of that creature. Reveal
it and put it into your hand. Then shuffle your library.
{2}{g}: Target creature blocks Selena, Siren of the Mire if able.