Name Of Materia	Where to find It	Summon's Attack
Alexander	In the Great Glacier, after defeating Snow Witch	Holy Attack
Bahamut	Temple of the Ancients	Mega Flare
Bahamut ZERO	From blue Huge Materia in Cosmo Canyon	Terra Flare
Choco/Mog	When you talk to the chocobos at the farm	Deathblow!!, Fat Chocobo
Hades	Crashed Gelnika	Black Cauldron
Ifrit	Jenova on Shinra Boat	Hellfire
Kjata	Sleeping Forest	Elemental Attack
Knights of the Round	Materia Cave in the ocean	Ultimate End
Leviathan	Beating all the bosses in the Pagoda	Water Attack
Neo Bahamut	Whirlwind Maze	Giga Flare
Odin	Shinra Mansion, after the Lost Number boss	Gunge Lance
Phoenix	Fort Condor	Restores all party members, fire attack
Ramuh	Chocobo Racing room	Judgement Bolt
Shiva	Junon, after saving Priscilla	Diamond Dust
Titan	Gongaga Reactor	Anger of the Land
Typoon	Ancient Forest	Sneeze Attack