![Hall of Gemstone (221) [Mirage]](http://alwaysgames.ca/cdn/shop/files/5093_in_1000x1000_c74994d9-c7c4-475f-82c3-ae7bd1fd2265.jpg?v=1771527872&width=672)
![Hall of Gemstone (221) [Mirage]](http://alwaysgames.ca/cdn/shop/files/5093_in_1000x1000_c74994d9-c7c4-475f-82c3-ae7bd1fd2265_1024x.jpg?v=1771527872)
Description
| Set: | 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.
| Set: | Mirage |
| Type: | World Enchantment |
| Rarity: | rare |
| Cost: | {1}{G}{G} |