Illuvials with a Steam (Fire + Water) affinity are engulfed by steam for 3 seconds at the start of battle and every 15 seconds afterwards. This increases their Energy Regeneration and Energy Attack Damage. They gain 2 Energy Regeneration per Water synergy and 10 Energy Attack Damage per Fire synergy. While engulfed, they deal energy damage within 25 hexes.
2 Steam Illuvials: 200 Energy Damage
3 Steam Illuvials: 300 Energy Damage
4 Steam Illuvials: 400 Energy Damage
Types of Illuvials that have the Steam affinity include Dualeph, Rake and Umbre.
The Steam affinity cannot be combined to make other affinities.
Click Here for the Affinities List