just came across this, while looking for a party for Aura Kingdom, I know it's old but in case you havent purchased anything.
PCPartPicker part list: http://pcpartpicker.com/p/MYY8sY
Price breakdown by merchant: http://pcpartpicker.com/p/MYY8sY/by_merchant/
CPU: AMD FX-8350 4.0GHz 8-Core Processor ($163.95 @ SuperBiiz)
Motherboard: Gigabyte GA-990FXA-UD3 ATX AM3+ Motherboard ($113.99 @ SuperBiiz)
Memory: G.Skill Ripjaws X Series 8GB (1 x 8GB) DDR3-1600 Memory ($62.98 @ OutletPC)
Storage: Crucial M500 240GB 2.5" Solid State Drive ($114.98 @ OutletPC)
Storage: Seagate Barracuda 3TB 3.5" 7200RPM Internal Hard Drive ($91.57 @ Amazon)
Video Card: XFX Radeon R9 270 2GB Double Dissipation Video Card ($156.98 @ Newegg)
Case: Thermaltake VL80001W2Z ATX Mid Tower Case ($22.99 @ Micro Center)
Power Supply: Corsair Builder 500W 80+ Bronze Certified ATX Power Supply ($29.99 @ NCIX US)
Operating System: Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit) ($88.98 @ OutletPC)
Total: $839.42
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2015-03-06 12:52 EST-0500
and for amonitor, I think you would do just fine with an HDTV, like a VIZIO of the floor from target or any big retailer.