Zacama, Sun Decayed

Vigilance,Trample, Reach.
When Zacama, Sun Decayed enters the battlefield untap all lands.
When a dinosaur enters the battlefield under your control deal 1 damage to Zacama, Sun Decayed.
Enrange- add a +1/+1 counter to Zacama, Sun Decayed and search your library for a dinosaur with mana cost 1 and put it on the battlefield