The Walkera Aibao could be the lower cost DJI Phantom alternative. It’s under $500 and it has pretty impressive specs!
To check it out on Gearbest: https://goo.gl/JoUoxu
If you don’t want to spend the money for a DJI, the Walkera Aibao might be a great fit for you and your budget! I have also recently learned that this drone can be used to play “mixed reality” games. That’s something I will check out and update my post at a later date!
For all things drone: www.readysetdrone.com