Damping Sphere [Dominaria] Elf Artificer Lands you control have "{T}:

Lands you control have "{T}: Add two mana of any one color

The only downside to eating 'em is that you often find human bones and body parts inside

if it shares a card type with the exiled card

let's see you dodge one

Set: Classic Sixth Edition Type: Basic Land — Island Rarity: Common ({T}: Add {U}

Damping Sphere [Dominaria] Elf Artificer Lands you control have "{T}:Set: Dominaria Type: Artifact Rarity: Uncommon Cost: {2} If a land is tapped for two or more mana, it produces {C} instead of any other type and amount. Each spell a player casts costs {1} more to cast for each other spell that player has cast this turn. A Thran relic, it has spent ten thousand years doing absolutely nothing.