Ronyx summons Eruption.

Eruption is a recurring symbology spell in the Star Ocean series. It is a mid-ranked fire-elemental symbol where hot magma erupts from the ground, hitting all enemies in an area.


Star Ocean: Fantastic Space Odyssey/First Departure

Hot magma erupts from the ground, hitting all enemies in the area.
—Symbol Description, First Departure.

Star Ocean: The Second Story/Second Evolution

  • Celine Jules learns Eruption at level 34 and it costs 30 MP to cast.

Spell Combination

Eruption can be combined with other symbols in Star Ocean: The Second Story. It was the only Fire-elemental symbol capable of combining.[1]

Possible combination for Eruption

  • Eruption + Acid Rain: Hits enemies in the area of Eruption. May be a useful combination in the first part of the game
  • Eruption + Deep Freeze: Hits enemies within area. Moderate low to moderate damage.
  • Eruption + Noah: Hits all enemies. Considerable amount of damage.
  • Eruption + Energy Arrow: Single target. Not differ much in damage upgrade.
  • Eruption + Blood Sucker (Blood Scylla): Single target. Not much damage. Only allow Noel to absorb the damage as his own HP.