FLAME SABER: 
The Flame Saber got its name from its red blade. This gun blade is very 
similar to the Shear Trigger. The only difference is that it has the 
Cutting Trigger's handle.

Items needed for remodeling:
Betrayal Sword  = 1
Turtle Shell    = 1
Screw           = 4

Where to find:
Betrayal Sword (Centra Ruins and Esthar)- From Forbidden receive as a battle 
prize change card into an item. 
 Turtle Shell (Tomb of the unknown King)- Adamantoise/ Change the card to an item 
or receive as a battle prize. 
Screw (Galbadia, Dollet, and Timber)- From Geezards receive as a battle prize 
change card into an item.