The mouse houses 15 programmable buttons and an in-game interface allowing you easily assign actions to each. You even have 16 million (is that correct?) colors to choose from when it comes to those glowing LEDs on the back of the SteelSeries WoW MMO Gaming Mouse.

A so far unnamed Russian modder managed to get his hands on a unused grenade and transformed it into a fully functioning optical mouse. The grenade was cut in half and its explosive content replaced with a mouse.