Nilbog, the Goblin King

Haste, first strike, deathtouch
{1}{b}{r}: Goblins and rouges you control gain first strike and deathtouch until end of turn.
{3}{b}{r}{r}: Search your library for X goblins
and/or rouges and summon them without paying
their mana costs, where X is the number of
goblins and rouges you control. They gain haste,
first strike, and deathtouch until end of turn.
Destroy them at the beginning of the
next end step.