Keeper of the Secret Lair [Heroes of the Realm 2019] 120 Set: Black & White: Dark

Set: Black & White: Dark Explorers Type: Grass Rarity: Promo Retreat cost: Colorless

Set: Base Set 1st Edition Type: Colorless Rarity: Common Retreat cost: Colorless

When Mantle of the Ancients enters the battlefield

Set: Secret Lair Showdown Type: Creature — Rat Rarity: Rare Cost: {1}{B}{B} Relentless Rats gets +1/+1 for each other creature on the battlefield named Relentless Rats

III — Search your library for an artifact card with mana cost {0} or {1}

Keeper of the Secret Lair [Heroes of the Realm 2019] 120 Set: Black & White: DarkSet: Heroes of the Realm 2019 Type: Legendary Creature Merfolk Rogue Rarity: Mythic Cost: {1}{U} Flash You may cast Secret Lair spells as though they had flash. Secret Lair spells you cast cost {1} less to cast.