I'll start. I currently have the following items:
The Liberty Launcher
The Scotsman's Skullcutter (X2)
Vitasaw
Diamondback
Mad Milk
The Force-A-Nature
The Crusader's Crossbow
The Quick-fix
Backburner
I currently want:
Phlogstinator
Your Eternal Reward
The Pompson 5000
The Manmelter
The Bombinomicon
Gunslinger
Wrangler