Staples has the Genius GX Gaming Bundle on clearance for $49.97 + free shipping. The set includes a mouse, keyboard and headset.

Mouse Maurus Black

• Professional 5-button FPS gaming mouse
• Over-clocking SGCi: dpi in 450/900/1800/3500
• Response within 1ms; 8-times quicker than the regular
• Scorpion gaming UI for shortcuts
• Metal weight to enhance hand grip and feeling
• Onboard memory to prevent game block

Headset HS-G550

• Swivel ear cups are foldable
• 50 mm Neodymium driver units
• Individual volume control on each ear cup
• Master in-line volume control and mic mute

Keyboard Imperator

• Full-speed professional gaming keyboard
• Six programmable macro keys to assign up to 18 macros
• Profile keys: three game profiles for different game categories
• On-board memory chip prevents command bottleneck
• Easy-access media keys