Cavalier of Night [Core Set 2020 Promos] Arcane it gets +4/-X until end

it gets +4/-X until end of turn

up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its converted mana cost

Set: Limited Edition Alpha Type: Enchantment Uncommon Cost: {2}{W}{W} At the beginning of your upkeep

you may pay 4 life rather than pay this spell's mana cost

and all seem to owe him favors

Cavalier of Night [Core Set 2020 Promos] Arcane it gets +4/-X until endSet: Core Set 2020 Promos Type: Creature Elemental Knight Mythic Cost: {2}{B}{B}{B} Lifelink When Cavalier of Night enters the battlefield, you may sacrifice another creature. When you do, destroy target creature an opponent controls. When Cavalier of Night dies, return target creature card with converted mana cost 3 or less from your graveyard to the battlefield.