Force of Negation (Retro) [Modern Horizons] Dog Sacrifice an artifact: Search your

Sacrifice an artifact: Search your library for an artifact card with mana value equal to 1 plus the sacrificed artifact's mana value

Claimed by Gix and a creature named Phyrexian Dragon Engine are attacking

It operates on necessity

Attacks Innate Spellcasting

Set: 30th Anniversary Edition Type: Artifact Rarity: Rare Cost: {4} {2}

Force of Negation (Retro) [Modern Horizons] Dog Sacrifice an artifact: Search yourSet: Modern Horizons Type: Instant Rarity: Rare Cost: {1}{U}{U} If it's not your turn, you may exile a blue card from your hand rather than pay this spell's mana cost. Counter target noncreature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.