Kelldelldell, king of dummys

When this creatures enters the battlefield, search your library for x dummy or mortal cards and put them on to the battlefield. Then distrbute x +1/+1 counters among dummys and mortals you control.
{w}{w}{w}{g}{g}{g}{t} : Dummys and mortals you control gain +2/+2 and vigilance and trample until end of turn. Activate unly once each turn.