You don't lose unspent red mana as steps and phases end. Magecraft — Whenever you cast or copy an instant or sorcery spell, discard a card, then draw a card. If this is the second time this ability has resolved this turn, Ashling, Flame Dancer deals 2 damage to each opponent and each creature they control. If it's the third time, add {R}{R}{R}{R}.
NM-Mint - $12.40
Lightly Played - $11.80
Moderately Played - $11.20
Heavily Played - $10.00
Damaged - $8.10
NM-Mint Non English - $12.40
Lightly Played Non English - $11.80
Moderately Played Non English - $11.20
Heavily Played Non English - $10.00
Damaged Non English - $8.10
Foil Prices
NM-Mint Foil - $38.40
Lightly Played Foil - $36.50
Moderately Played Foil - $34.60
Heavily Played Foil - $30.70
Damaged Foil - $25.00
NM-Mint Foil Non English - $38.40
Lightly Played Foil Non English - $36.50
Moderately Played Foil Non English - $34.60
Heavily Played Foil Non English - $30.70
Damaged Foil Non English - $25.00