Rishkar's Expertise [Aether Revolt Prerelease Promos] 218 You can send 1 Pyro-Type

You can send 1 Pyro-Type monster from your hand to the Graveyard to destroy 1 monster your opponent controls and inflict 500 damage to your opponent

This case of Core Set 2021 Collector Booster Displays contains 6 displays in total

Set: Extreme Force Card type: Link/Effect Monster Rarity: Secret Rare Attack: 2800 2+ monsters with different names This card gains effects based on the number of monsters used for its Link Summon

destroy all creatures blocking or blocked by it

if this card attacks a face-up Defense Position monster: Destroy that monster immediately (without damage calculation)

Rishkar's Expertise [Aether Revolt Prerelease Promos] 218 You can send 1 Pyro-TypeSet: Aether Revolt Prerelease Promos Type: Sorcery Rarity: Rare Cost: {4}{G}{G} Draw cards equal to the greatest power among creatures you control. You may cast a spell with mana value 5 or less from your hand without paying its mana cost. "Control the Great Conduit? You might as well try to divert a river with your hands."