Paul Muad'Dib Atreides

Yuma, Proud Protector
This spell costs {1} less to cast for each land card in
your graveyard.
Whenever Yuma, Proud Protector enters the battlefield or attacks, you may sacrifice a land.
If you do, draw a card.
Whenever a Desert card is put into your graveyard
from anywhere, create a 4/2 green Plant Warrior creature token with reach.