Tlapka, Head of Shadows

Creatures you control gain deathtouch.
Rogues with 2 or more instances of deathtouch
gain infect. Assassins with 2 or more instances of deathtouch gain trample.
Whenever a creature opponent controls leaves
the battlefield, Tlapka, Head of Shadows deals 2
damage to its controler.
{2}{w},{t}: Search your library for a rogue or an assassin card, reveal it and put it into your hand.
Then shuffle your library.