I bought a Razer Blackwidow Ultimate Battlefield 4 for 90 AUD.
The Battlefield 4 edition has a Orange backlight and has Cherry MX Blue switches, while the latest regular Blackwidow Ultimate has Razer's own switches and a green backlight. The build quality is very good, with a metal plate behind the keys, making it weigh 1.5kg. The backlight is bright and has 20 brightness levels, and the keys have a slight rubbery feel, so your fingers won't slip off the keys even with sweaty hands in hot conditions.
USB, headphone and mic passthroughs, although the headphone pass through does decrease sound quality. It has a Gaming mode which disables the windows button, as well as alt+f4 and alt+tab if selected in Razer Synapse (I highly doubt...