Basalt Monolith [Foreign Black Border] Dragon's Maze Prerelease Promos spells your opponents cast cost

spells your opponents cast cost {1} more to cast and abilities your opponents activate cost {1} more to activate unless they're mana abilities

add 1 Level 4 or lower Sea Serpent monster from your Deck to your hand

Sacrifice a snow land: Return Whiteout from your graveyard to your hand

Set: Commander 2018 Type: Instant Rarity: Rare Cost: {X}{R}{R} Magmaquake deals X damage to each creature without flying and each planeswalker

Basalt Monolith [Foreign Black Border] Dragon's Maze Prerelease Promos spells your opponents cast costSet: Foreign Black Border Type: Artifact Rarity: Uncommon Cost: {3} Basalt Monolith doesn't untap during your untap step. {T}: Add {C}{C}{C}. {3}: Untap Basalt Monolith.