Ydwen Efreet [Arabian Nights] Judge Gift Cards 2011 Set: Judge Gift Cards 2013

Set: Judge Gift Cards 2013 Type: Artifact Rarity: Rare Cost: {3} You may play lands from your graveyard

Set: From the Vault: Twenty Type: Legendary Creature — Rat Ninja Rarity: Mythic Cost: {4}{B}{B} Ninjutsu {3}{B}{B} ({3}{B}{B}

Set: Unlimited Edition Type: Instant Rarity: Uncommon Cost: {B} As an additional cost to cast this spell

but they're easy to catch

Ydwen Efreet [Arabian Nights] Judge Gift Cards 2011 Set: Judge Gift Cards 2013Set: Arabian Nights Type: Creature Efreet Rarity: Rare Cost: {R}{R}{R} Whenever Ydwen Efreet blocks, flip a coin. If you lose the flip, remove Ydwen Efreet from combat and it can't block this turn. Creatures it was blocking that had become blocked by only Ydwen Efreet this combat become unblocked.