According to Licensing Biz and Stuff, there will be a new LEGO Sonic the Hedgehog theme with four new sets coming this year. It is a spinoff from the LEGO Ideas Sonic the Hedgehog – Green Hill Zone (21331) from last year but you can’t connect them in a modular way.
Update: Check out the official images and announcement here.
Sonic’s Speed Sphere Challenge (76990) – 292 pieces/$34.99
Includes Sonic, a brick-built Moto bug and Sonic’s Flicky friend. There’s also the launcher, an arch, gold rings, a ramp, and a beach chair and DJ mini-builds.
Tails’ Workshop and Tornado Plane (76991) – 376 pieces/$39.99
It features Tails’s red plane along his workshop, a Buzz Bomber, and Clucky. It has minifigures of Sonic and Tails.
Amy’s Animal Rescue Island (76992) – 388 pieces/$49.99
The build has a beach area with hidden spots. It also has minifigures of Amy and Tails along with figures of Picky, Pocky, and Flicky. There’s also a brick-built Crabmeat.
Sonic’s Green Hill Zone Loop Challenge (76994) – 802 pieces/$99.99
This set features a layout with the iconic big loop. It also has Dr. Eggman and the Soneggman. It also has brick-built Badnik Chopper and Newtron. It has Sonic and Amy minifigures along with Flicky, Becky, Pocky, and Pecky.