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 - $22.30
Lightly Played - $20.10
Moderately Played - $17.90
Heavily Played - $15.70
Damaged - $11.20
NM-Mint Non English - $22.30
Lightly Played Non English - $20.10
Moderately Played Non English - $17.90
Heavily Played Non English - $15.70
Damaged Non English - $11.20
Foil Prices
NM-Mint Foil - $21.50
Lightly Played Foil - $19.40
Moderately Played Foil - $17.20
Heavily Played Foil - $15.10
Damaged Foil - $10.80
NM-Mint Foil Non English - $21.50
Lightly Played Foil Non English - $19.40
Moderately Played Foil Non English - $17.20
Heavily Played Foil Non English - $15.10
Damaged Foil Non English - $10.80