Archway of Innovation Type: Land Rarity: rare This land enters tapped unless you control an Island.{T}: Add {U}.{U}, {T}: The next spell you cast this turn has improvise. (Your artifacts can help cast that spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Legal in: duel, brawl, penny, legacy, modern, vintage, historic, timeless, commander, gladiator, oathbreaker Open Archway of Innovation on OffMeta