Havoc, worldly dentist

{t}: deal 2 damage to any target
{r}{p/r}{p/r}: search your library for a goblin card and put it in to your hand
{6}{r}{ut}: sacrifice 5 goblins, draw 4 cards and goblins you control get +x +x and trample till end of turn where x is equal to the number of cards you've drawn this turn.