Shin Megami Tensei: Persona 3 FES Fusion Spell List

Jack brothers - Pyro jack + jack frost (knocks down all foes)

Ardhanari - Shiva + Parvati (massive fire damage to all foes)

Trickster - Loki + Susano- o (inflicts random status aliments on all foes)

Infinity - Vishnu + Ananta (Invulnerability for 1 turn all allies)

Valhalla - Odin + Valkyrie (Invulnerability for 1 turn one ally but HP/SP goes to 1)

Summer Dream - Titania + Oberon (unpredictable effect) (knocks down all enemies and/or allies, all enemies and/or all allies hp/sp are fully healed the, MC gets a random status, nothing)

Armageddon - Helel + Satan (ultimate damage on all enemies)

Cadenza - Orpheus + Apsarus (restores 50% hp and masukukaja on all allies)

Scarlet Havoc - Ares + Siegfried (deals heavy slash damage on all enemies)

Frolic - Narcissus + Pixie (restores party's hp but sometimes inflicts charm as well)

Dreamfest - Incubus + Succubus (charm on all foes high odds)

King and I - King Frost + Black Frost (medium ice damage on all foes)

Best Friends - Decarabia + Forneus (all kaja spells on 1 ally)

Shadow Hound - Scathach + Cu Chulain (heavy strike damage on all enemies)

Thunder Call - Thor + Take-Mikazuchi (heavy elec damage on all enemies)

Last Judge - Metatron + Mithra (severe almighty damage on all enemies)

Raktapaksha - Garuda + Gurr (knock down + dekaja on all enemies)

Justice - Angel + Archangel (halves all enemies hp with light magic)