Cloud Strife – Ultimate Weapon: Find it at end of disc 2 or in disc 3 when you see The Ultimate Weapon over a river, fight it and It will run away, then go find it and defeat it for good.
Aries – Princess Guard: Obtain this weapon when your in the Temple of the Ancients. When you are doing the Clock trial thing, its in one of those rooms. It is twice as powerful when she is Healing the party.
Tifa – Premium Heart: When you find the Sector 5 Key in Bone village, go back to the wall Market in Midgar. Go to the room with the gun that shoots you, inspect the Area there and you will find it. The Weapon is way more powerful when the Limit gauge is full.
Barret – Settling Score:At the end of Disc 2 in the raid of Midgar Check the Railing Car near the Sisiter Ray and you should find it. The more AP equipped to this gun, the more powerful that it i
Red XIII. Limited Moon - After leaving the City of the Ancients with Bugenhagen, return to cosmo Canyon with Red XIII in your party. He finds Bugenhagen in pretty bad shape, talk to him and receive the Limited Moon Weapon
Cait Sith. HP Shout: When you are on your second raid on the Shinra building, you can find Cait Sith’s Ultimate weapon in a Locker in the health Spa on floor 64, The Locker is on the left side of the 3rd row.
Yuffie – Conformer: When you have control of the Submarine, locate the crashed up Gelnika Just of the coast of the golden Saucer, inside the generator room is her Ultimate weapon.
Cid – Venus Gospel: After the Rocket in Rocket town has been launched, talk to the old man outside the item shop, the one obsessed with the Rocket, talk to him a lot of times and he will give it to you.
Vincent – Death Penalty: After acquiring the submarine or a Gold Chocobo, you can reach Lucrecia's Cave, located behind a waterfall in a lagoon in the Nibel area. Visit the cave with Vincent in your party during Disc 2. Then during Disc 3, revisit the cave with Vincent in your party to get his ultimate weapon, Death Penalty.
