mtg cavalier of flamecore set 2020 promos 1Set: Core Set 2020 Prerelease Promos Type: Creature Elemental Knight Rarity: Mythic Cost: {2}{R}{R}{R} {1}{R}: Creatures you control get +1 +0 and gain haste until end of turn. When Cavalier of Flame enters the battlefield, discard any number of cards, then draw that many cards. When Cavalier of Flame dies, it deals X damage to each opponent and each planeswalker they control, where X is the number of land cards in your graveyard.