My fellow TH guru. You have to be a bit more specific. A $200 rig can run everything, even a $100 rig can. The question is - how well and what res etc.
Please follow this guide and re post.
http://www.tomshardware.com/forum/353572-31-build-upgrade-advice
As of right now - we know what your budget is and you surely wish to get the most out of your rig based off the "everything term"