Your search for "Chromatic Sphere 151" revealed the following:
Chromatic Sphere (Foil) (MRD) from Mirrodin, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Brian Snõddy Card Text:1, T, Sacrifice Chromatic Sphere: Add one mana of anycolor to your mana pool. Draw a card.
Chromatic Sphere (MRD) from Mirrodin, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Brian Snõddy Card Text:1, T, Sacrifice Chromatic Sphere: Add one mana of anycolor to your mana pool. Draw a card.
Chromatic Sphere (Foil) (INV) from Invasion, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Luca Zontini Card Text:1, T, Sacrifice Chromatic Sphere: Add one mana of any color to your mana pool. Draw a card.