Sir Kai-Zer the Great

When Sir Kai-Zer the Great enters the battlefield, Search your library for a Rogue or Archer card
with mana value less then this creatures cost.
Put it in your hand and shuffle.
Whenever Kai-Zer attacks with another Rogue or Archer he deals 1d6 damage to each opponent.
Pay {u}{2}, Sacrifice this creature. The turn ends immediately. (Cards on the Stack don't resolve)