If you're looking for a convenient way to charge a couple of Xbox 360 wireless controls at the same time, the Xbox 360 Energizer Power & Play Charging System is a reasonable option--though it's not the only one.
The Mad Catz Xbox 360 HDMI Conversion Kit delivers exactly what it promises--but you should only get it if you're looking to reduce cable clutter.
While we wished it cost a bit less, the Konnet PS3 and Xbox 360 Power Pyramid is a solid gaming accessory that will appeal to dual-console owners.
The Pelican Xbox 360 Fan Stand is a great cooling device, though we suspect the space you have to devote to using it is doing most of the work.
With the Nyko 360 GameFace, your Xbox 360's design is open to--or limited by--your own artistry.
While the Nyko Intercooler 360 indeed works as advertised, it probably makes sense only for those who consider themselves marathon gamers.
The Charge Base 360 works as advertised, but its bulky size and controller docking requirement make it a tough sell versus Microsoft's more compact alternative.