At the beginning of your upkeep, look at the top card of your library. You may put that card into your graveyard. Exile a card from your graveyard: Add {C}. Spend this mana only to cast a spell that's one or more colors without {X} in its mana cost.
Near Mint Foil - £0.60
Lightly Played Foil - £0.50
Moderately Played Foil - £0.40
Heavily Played Foil - £0.30
Damaged Foil - £0.20
Near Mint Foil Non English - £0.60
Lightly Played Foil Non English - £0.50
Moderately Played Foil Non English - £0.40
Heavily Played Foil Non English - £0.30
Damaged Foil Non English - £0.20