Howl from Beyond (Retro) [30th Anniversary Edition] Commander 2018 Whenever you cast an instant

Whenever you cast an instant or sorcery spell or activate an ability

if that spell's mana cost or that ability's activation cost contains {X}

Set: Fate Reforged Prerelease Promos Type: Creature — Demon Rarity: Rare Cost: {3}{B}{B} Flying

Set: Streets of New Capenna Prerelease Promos Type: Creature — Human Warrior Rarity: Rare Cost: {2}{R} Menace

T: Return target enchantment card from your graveyard to your hand

Howl from Beyond (Retro) [30th Anniversary Edition] Commander 2018 Whenever you cast an instantSet: 30th Anniversary Edition Type: Instant Rarity: Common Cost: {X}{B} Target creature gets +X +0 until end of turn.