Daily Deal. Amazon is offering Discounts on select Logitech PC accessories. Shipping is free with Prime or on $25+.
eBay has the Logitech G810 Orion Spectrum RGB Mechanical Gaming Keyboard (Black) for $70 with free shipping. Features 12 programmable macro keys, Romer-G mechanical switches, dedicated media controls, intelligent RGB illumination, 26-key rollover, USB 2.0 interface.
Best Buy sells it for the same price.
Amazon has the Aukey KM-G9 87-Key Mechanical Keyboard w/ Blue Switches for $33 - $13 off with coupon NTBZ7C53 = $20 with free shipping. Has good Amazon Reviews