Your search for "The Seedcore 259" revealed the following:
The Seedcore (Foil) (ONE) from Phyrexia: All Will Be One, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Kasia 'Kafis' Zielińska Card Text:T: Add C.T: Add one mana of any color. Spend this mana only to cast Phyrexian...
The Seedcore (ONE) from Phyrexia: All Will Be One, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Kasia 'Kafis' Zielińska Card Text:T: Add C.T: Add one mana of any color. Spend this mana only to cast Phyrexian creature...