Cumulative upkeep {S} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it. {S} can be paid with one mana from a snow permanent.) If a creature would deal combat damage to you and/or one or more creatures you control, prevent X of that damage, where X is the number of age counters on Cover of Winter. {S}: Put an age counter on Cover of Winter.
Near Mint - $0.95
Lightly Played - $0.90
Moderately Played - $0.71
Heavily Played - $0.57
Damaged - $0.38
Near Mint Non-English - $0.95
Lightly Played Non-English - $0.90
Moderately Played Non-English - $0.71
Heavily Played Non-English - $0.57
Damaged Non-English - $0.38
Foil Prices
Near Mint Foil - $0.95
Lightly Played Foil - $0.90
Moderately Played Foil - $0.71
Heavily Played Foil - $0.57
Damaged Foil - $0.38
Near Mint Foil Non-English - $0.95
Lightly Played Foil Non-English - $0.90
Moderately Played Foil Non-English - $0.71
Heavily Played Foil Non-English - $0.57
Damaged Foil Non-English - $0.38