The Punishment looks almost identical to the Twin Lance, but is lighter and more powerful. The only gunblade more powerful than this is the Lion Heart.
The weapon is the second strongest weapon for Squall, and provides 24 attack and 255% hit rate. It is obtained by spending 1000 gil and using a Chef's Knife, Star Fragment x2, Turtle Shell, and Screw x8 at the junk shop.
The weapon is a level 92 exclusive weapon for Squall, and provides +63 attack and EX Core Absorption +20%. It can be obtained from the shop by trading 29,570 gil, Twin Lance, Goddess's Magicite x5, and Bless Crystal x3.
The weapon returns as a level 90 exclusive weapon for Squall, and provides +63 Attack and EX Core Absorption +20%. It can be obtained from the shop by trading 158,000 gil, Twin Lance, Electrum, and Lion's Dream x5.