The Gitrog Monster [Shadows over Innistrad Prerelease Promos] Dragon Avatar Spend this mana only to

Spend this mana only to cast artifact spells

or Dragon creature card from your hand onto the battlefield tapped and attacking that opponent

Swamps produce {G}

Set: Odyssey Type: Sorcery Rarity: Rare Cost: {4}{R} Target player sacrifices a land

Set: From the Vault: Angels Type: Artifact Creature — Angel Rarity: Mythic Cost: {7} Flying

The Gitrog Monster [Shadows over Innistrad Prerelease Promos] Dragon Avatar Spend this mana only toSet: Shadows over Innistrad Prerelease Promos Type: Legendary Creature Frog Horror Rarity: Mythic Cost: {3}{B}{G} Deathtouch At the beginning of your upkeep, sacrifice The Gitrog Monster unless you sacrifice a land. You may play an additional land on each of your turns. Whenever one or more land cards are put into your graveyard from anywhere, draw a card.