Celestial Dawn (6ED) from Classic Sixth Edition, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Liz Danforth
• Card Text:
  Nonland cards you own that aren’t in play are white. Nonland permanents you control are white. Lands you control are plains. Colored mana symbols in the costs on all those cards and permanents are W.