Ulamog, the great devastation

Indestructible, Trample, Rech, deathtouch, protection from Deathtouch & instant,
When Ulamog the great devastation enter the battlefield Exlile all noneldrazi creatures.
{3}{p/w}{p/g}{p/r}{p/b}: create three 7/7 eldrazia creature token, all eldrazia you control get Annihilator 4.
{6}{p/c}{p/g}{p/u}: all opponent Exile all Spell & 3 lands, return those exile they lands become a
colorless land with "{t}: add {c} to your mama pool."