Castle Vantress [Throne of Eldraine Prerelease Promos] Giant Minion You can only use each

You can only use each effect of "Meklord Army Deployer Obbligato" once per turn

While you control no Set Spells/Traps

Set: Dark Revelation Volume 4 Card type: Equip Spell Rarity: Common Equip only to "Elemental HERO Sparkman"

Set: Battle Pack 2: War of the Giants – Round 2 Card type: Normal Spell Rarity: Super Rare Tribute 1 monster

if you control seven or more Plains

Castle Vantress [Throne of Eldraine Prerelease Promos] Giant Minion You can only use eachSet: Throne of Eldraine Prerelease Promos Type: Land Rarity: Rare Castle Vantress enters the battlefield tapped unless you control an Island. {T}: Add {U}. {2}{U}{U}, {T}: Scry 2. Without Vantress's knowledge, the realm would lose itself in darkness.