Source: https://www.famitsu.com/news/201804/24156205.html
The next issue is available in stores on Thursday, which will contain more info on Sonic Mania Plus. They have also tweeted what may be the first screenshot of Ray in-game:
The next issue is available in stores on Thursday, which will contain more info on Sonic Mania Plus. They have also tweeted what may be the first screenshot of Ray in-game: