Maw of Eternities

Delve from Exile (Each face up card you shuffle into your library from exile while casting this spell pays for {1}.)

Whenever you cast Eldrazi spells if Maw of Eternities is in the command zone, exile the top 3 cards of your library.

Reach, trample, ward - sacrifice two permanents.
Maw of Eternities is all colors.

You can play Wastes and Eldrazi spells from exile. If another Eldrazi spell would be put into exile from anywhere instead shuffle it into your library and lose life equal to i