Prismabasher (ECL) from Lorwyn Eclipsed, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Aaron Miller
• Card Text:
  Trample
  Vivid — When this creature enters, up to X target creatures you control get +X/+X until end of turn, where X is the number of colors among permanents you control.