Black Knight [Fourth Edition (Foreign Black Border)] Spirit Minion Whenever you choose a creature

Whenever you choose a creature as your Ring-bearer

the Tide Star dies

Molasses comes to mind

Set: Modern Horizons 2 Prerelease Promos Type: Creature — Human Wizard Rarity: Rare Cost: {1}{R} Prowess (Whenever you cast a noncreature spell

you may search your library for an Ally creature card

Black Knight [Fourth Edition (Foreign Black Border)] Spirit Minion Whenever you choose a creatureSet: Fourth Edition (Foreign Black Border) Type: Creature Human Knight Rarity: Uncommon Cost: {B}{B} First strike (This creature deals combat damage before creatures without first strike.) Protection from white (This creature can't be blocked, targeted, dealt damage, or enchanted by anything white.)