Thran Quarry [Urza's Saga]Set: Urza's Saga Type: Land Rarity: Rare At the beginning of the end step, if you control no creatures, sacrifice Thran Quarry. {T}: Add one mana of any color.

Set: Sun & Moon: Black Star Promos Type: Lightning Rarity: Promo Retreat cost: 1

you may have target opponent discard a card at random

Set: Hour of Devastation Prerelease Promos Type: Land — Desert Rarity: Rare {T}: Add {C}

"Returne from whence ye came

Foreboding Ruins enters the battlefield tapped

it deals damage to any target equal to the number of +1/+1 counters on Preyseizer Dragon

Set: HeartGold & SoulSilver: Base Set Type: Grass Rarity: Common Retreat cost: Colorless

Set: Sword & Shield: Base Set Type: Item Rarity: Secret Rare

{1}: Snow Fortress gets +1/+0 until end of turn

−6: Create a white Avatar creature token

When enchanted creature dies

Set: Dominaria Type: Creature — Human Artificer Rarity: Rare Cost: {3}{W} When Daring Archaeologist enters the battlefield