Runaway Steam-Kin

Runaway Steam-Kin

Creature - Elemental | Power/Toughness: 1 / 1 (CMC 2)
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 .