Damn [Modern Horizons 2 Prerelease Promos] Phyrexian Snake and library for a card

and library for a card named The Spear of Leonidas

Set: Multiverse Legends Type: Legendary Creature — Cat Nightmare Rarity: Rare Cost: {1}{W/B}{W/B} Companion — Each permanent card in your starting deck has mana value 2 or less

Set: Modern Horizons Promos Type: Legendary Creature — Shapeshifter Rarity: Mythic Cost: {7} Changeling (This card is every creature type

Set: Secret Lair Drop Series Type: Legendary Creature — Human Wizard Rarity: Mythic Cost: {2}{U}{B}{R} Eminence — Whenever another nontoken Wizard enters the battlefield under your control

Damn [Modern Horizons 2 Prerelease Promos] Phyrexian Snake and library for a cardSet: Modern Horizons 2 Prerelease Promos Type: Sorcery Rarity: Rare Cost: {B}{B} Destroy target creature. A creature destroyed this way can't be regenerated. Overload {2}{W}{W} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")