Dudu Legrodur,the Fat Bully

Dudu Legrosdur,the Fat Bully, enters the
battlefiel with X 1/1 red Goblin creature tokens
Dudu gets -1+1 for each other Goblin you
control.
As long as Dudu's power is lower than is
thoughness, it has :
{2}{r}, sacrifice a Goblin : Dudu deals 5
damage to any target.
I AM THE BIGEST, SURE! BUT I AM THE
SMARTEST TOO!!