Resources

Magic: The Gathering Oracle Changes

Time Spiral to Planar Chaos (Single Change View)

Changes involving the "normal" type of mana

Old card (Time Spiral) New card (Planar Chaos)

Hall of Gemstone

{1}{G}{G}

World Enchantment

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 their normal color.

Hall of Gemstone

{1}{G}{G}

World Enchantment

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.