Yawgmoth's Will [Urza's Saga] Wall its power and toughness are

its power and toughness are each equal to the number of Forests defending player controls

Your opponents can't cast spells of the chosen color

As long as Wonder is in your graveyard and you control an Island

Set: Aether Revolt Prerelease Promos Type: Instant Rarity: Rare Cost: {1}{G} Permanents you control gain hexproof and indestructible until end of turn

Yawgmoth's Will [Urza's Saga] Wall its power and toughness areSet: Urza's Saga Type: Sorcery Rarity: Rare Cost: {2}{B} Until end of turn, you may play lands and cast spells from your graveyard. If a card would be put into your graveyard from anywhere this turn, exile that card instead.