Cavalier of Flame [Core Set 2020 Promos] Rivals of Ixalan tap Demonic Hordes and sacrifice

tap Demonic Hordes and sacrifice a land of an opponent's choice

A regular guest at the Royal Masquerade

you may put Nether Shadow onto the battlefield

Exile Metallurgic Summonings: Return all instant and sorcery cards from your graveyard to your hand

Cavalier of Flame [Core Set 2020 Promos] Rivals of Ixalan tap Demonic Hordes and sacrificeSet: Core Set 2020 Promos Type: Creature Elemental Knight 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.