Mana Vortex [The Dark] Elemental Lizard you can Special Summon this

you can Special Summon this card (from your hand)

you draw a card and that opponent discards a card

Set: Delta Species Type: Metal Lightning Rarity: Rare Retreat cost: 1 [1] Delta Search (10)

Set: From the Vault: Twenty Type: Instant Mythic Cost: {B} Add {B}{B}{B}

where X is the number of colors among those creatures

Mana Vortex [The Dark] Elemental Lizard you can Special Summon thisSet: The Dark Type: Enchantment Rarity: Rare Cost: {1}{U}{U} When you cast this spell, counter it unless you sacrifice a land. At the beginning of each player's upkeep, that player sacrifices a land. When there are no lands on the battlefield, sacrifice Mana Vortex.