Chord of Calling [Double Masters] Mountain Plains where X is the number

where X is the number of Rats you control

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

you may pay X life

Set: Oath of the Gatewatch Type: Legendary Creature — Eldrazi Rarity: Mythic Cost: {8}{C}{C} When you cast this spell

Set: Lunar New Year 2018 Type: Token Artifact — Treasure Rarity: Rare {T}

Chord of Calling [Double Masters] Mountain Plains where X is the numberSet: Double Masters Type: Instant Rarity: Rare Cost: {X}{G}{G}{G} Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Search your library for a creature card with converted mana cost X or less and put it onto the battlefield. Then shuffle your library.