Citadel Gate (CLB) from Commander Legends: Battle for Baldur's Gate, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: Andreas Rocha
• Card Text:
  Citadel Gate enters the battlefield tapped.
  As Citadel Gate enters the battlefield, choose a color other than white.
  T: Add W or one mana of the chosen color.