First, from 2 days ago, the Sonic Amateur Games Expo 2019 has begin, so lot of entries including Sonic fan-games can be played and tested by the Sonic community. They have proyects like Sonic 3 AIR, Sonic Liquid Survival, Sonic GT, Bingo the Multiva, or Havoc the Fox, etc. You can check and play them here:
Also, with the upcoming Super Monkey Ball Banana Blitz remake in October, seems that we will have Sonic as playable character because of achievements spoiled this week.
And not last, we have more screenshots from Mario and Sonic Tokyo 2020, featuring Jet, Zazz from Deadly Six, Diddy Kong and Ludwig.