Okay, so if you take just the on disk domestic teams - in DBC14 you can play domestic cricket in two countries.
Without downloading a single thing in DBC17, you can play a career in 8 additional countries, all with unique formats, fixtures and teams.
Without downloading a single thing in DBC17, you can start in club cricket in over 1000 different places around the world - and then earn contracts to play in competitions in all those countries.
Without downloading a single thing in DBC17, you can do all of that as a female cricketer as well! With the female career also having unique formats, fixtures and teams.
And yes - you can make your own 'Bees and Flies' - then you can design them a custom stadium - or seven - you can design and give them your own custom logo, create and customise all the players on your teams, giving them unique bats with any design you like, you could give them tattoos you design, you can create a kit for the team with any design you can think of. On console, right now, no downloads, no additional payments.
And then, once you've done that, you could make that your club team and start your career for them and work up to the international level - and then maybe you could go online and start downloading something.