Whenever you cast a red spell, if Runaway Steam-Kin has fewer than three +1/+1 counters on it, put a +1/+1 counter on Runaway Steam-Kin. Remove three +1/+1 counters from Runaway Steam-Kin: Add {R}{R}{R}.
NM-Mint Foil - $9.20
Lightly Played Foil - $8.30
Moderately Played Foil - $7.40
Heavily Played Foil - $6.50
Damaged Foil - $4.60
NM-Mint Foil Non English - $9.20
Lightly Played Foil Non English - $8.30
Moderately Played Foil Non English - $7.40
Heavily Played Foil Non English - $6.50
Damaged Foil Non English - $4.60