PUNISHMENT:
The Punishment looks almost identical to the Twin Lance, but it is 
lighter and more powerful. The only gun blade more powerful than this is 
the Lion Heart.

Items needed for remodeling:

Chef's Knife  = 1
Star Fragment = 2
Turtle Shell  = 1
Screw         = 8

Where to find:
Chef's Knife (Centra Ruins)- From Tonberry change card to an item or receive as 
a battle prize.
Star Fragment (Island closest to hell and Deep sea deposit)- Sometimes on 
Hexadragons w/RARE ITEM ability received as a battle prize.
Turtle Shell (Tomb of the unknown King)- From Adamantoise/ Change card into an 
item or receive as a battle prize.
Screw (Galbadia, Dollet, and Timber)- From Geezard receive as a battle prize 
change card into an item.