Have a Nice Death

The weapons are unlocked by buying them at Joe's for gold ingots. Some of them have quests associated to unlock them for purchase.

All cloak weapons, in order in the VIP room:
Behammorth
Kaze-Kunai
Sisword
Murray of Crows
Firebow
Jabelin
Vampire Battery
Revelation Bow
Arashi-Kunai
Whirl Dagger
Shake Spear
Dirty Dagger
Brutumhammer
Daggust
Raparrier
Slaymore
Drageanor
Ferral Fists
Death Star
Excavore
Rocket Launcher
Beasteel
Slaygore