Hall of Gemstone [Mirage] HGSS24 you can Special Summon this

you can Special Summon this card (from your hand)

Set: Throne of Eldraine Type: Legendary Creature — Elf Noble Rarity: Rare Cost: {B}{B}{B} Whenever Ayara

banish it until your next Standby Phase

Set: Base Set Shadowless Unlimited Type: Grass Rarity: Common Retreat cost: Colorless

Set: EX: Team Magma vs Team Aqua Type: Fighting

Hall of Gemstone [Mirage] HGSS24 you can Special Summon thisSet: Mirage Type: World Enchantment Rarity: Rare Cost: {1}{G}{G} At the beginning of each player's upkeep, that player chooses a color. Until end of turn, lands tapped for mana produce mana of the chosen color instead of any other color.