Eldrazi Monument (290) [Modern Horizons 3 Commander] Secret Lair Showdown {1}{B}{R}: Creatures you control get

{1}{B}{R}: Creatures you control get +2/+0 until end of turn

Set: Kaladesh Promos Type: Instant Rarity: rare Cost: {3}{U} Return any number of target nonland

you may put a -1/-1 counter on target creature

prevent that damage and that creature's owner shuffles it into their library

then draw cards equal to the number of cards named Accumulated Knowledge in all graveyards

Eldrazi Monument (290) [Modern Horizons 3 Commander] Secret Lair Showdown {1}{B}{R}: Creatures you control getSet: Modern Horizons 3 Commander Type: Artifact Rarity: mythic Cost: {5} Creatures you control get +1 +1 and have flying and indestructible. At the beginning of your upkeep, sacrifice a creature. If you can't, sacrifice this artifact.