Rites of the Primal Elemental

Each player sacrifices all Elemental creatures they control. Create Elemental Zenith, a legendary Elemental creature token with power and toughness equal to the number of creatures sacrificed this way. Its colors are the colors of each creature sacrificed this way. It has, "Sacrifice Elemental Zenith: Destroy a number of target creatures equal to Elemental Zenith's power."