Gigas that strikes with smoldering brimstone.
Belias is a boss and a summon in Final Fantasy XII: Revenant Wings. The Judge of Wings summons him in Mission 20: Rite of Despair.
After Belias's defeat, Vaan gains his Quickening, Pyroclasm. Belias will then be unlockable on the Ring of Pacts. He is the Rank III Ranged Fire Esper.
His normal attack, Painflare, deals damage to a single enemy, and his special attack, Firaja, deals damage to a group of enemies.