Path of Exile

[Dazz]

I would say that this is a great spiritual successor to Diablo 2. I'm not far enough into it to tell you how it compares deeply, but it is greatly improved over 3. There is a lot more customisation in the skill tree (it is VAST) - you should check it out.

Payment wise, you can see all items here:
https://www.pathofexile.com/shop

Things that range from account wide alterations to single items.