Welcome to the Sandbox
You have full use of the deck editor! However, as long as you remain in sandbox mode, you will be unable to save your changes.
To save this as a new deck,
Choose your preferred layout. You can change this at any time using the Deck filters / View as options above.
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.