Lol you have a easy budget, with this budget you can easily get 60 fps on high for all games. Here's the list, I'll be assuming you're keeping your OS and your HDD's so I'll only include a 256 gb SSD in the build.
https://************.com/b/gHRG3C
The case looks pretty bad so you can choose between any of these
https://www.newegg.com/Product/Produc...-021-_-Product
https://www.newegg.com/Product/Produc...-180-_-Product
https://www.newegg.com/Product/Produc...-180-_-Product
https://www.newegg.com/Product/Produc...-111-_-Product
Or any case that you want that is between $90-$130 ish.
Then you'll have a good $20-$100 left over.