Selphie's Weapons

Flail
Needs: 2 M-Stone pieces, 1 Bomb Fragment. The Bomb Fragment is from floating red monsters called Bombs

Morning Star
Needs: 2 Steel Orbs and 2 Sharp Spikes. The Steel Orbs can be gotten from mugging GIM47N in the Desert Prison. The Sharp Spikes are from that weird scorpion-ish guy in the stairs leading to the sewers from General Caraway's house.

Crescent Wish
Needs: 1 Inferno Fang, 1 Life Ring, 4 Sharp Spikes. The Inferno Fang is from mugging Ruby Dragons, those tough, huge, red dragons. The Life Ring can be stolen from the right hand of some weird monster that is near Winhill, and see above for the Sharp Spikes.

Strange Vision
Needs: 1 Adamantium, 3 Star Fragments, 2 Curse Spikes. See Squall's Lionheart for the Adamantium, the Star Fragments are from Iron Giants neat Estar, and the Curse Spikes are from the Creeps in Deling's sewers.