Maw of the Endless Dunes

Trample
Maw of the Endless Dunes enters the battlefield with a +1/+1 counter for each desert you control and each desert in your graveyard.
Cycling {2} ({2}, Discard this card: Draw a card.)
Possibly one of the oldest living creatures on Amonkhet. Before Bolas, before the Gods, before all of it.