Sonic Mania Plus Announced - Siliconera

In Summer 2018, Sonic Mania Plus will be released. It will add Mighty and Ray as playable characters, as well as 4-player multiplayer and an Encore Mode.

Sonic Origins PC review -- Nostalgia for a price

Sonic Mania - Wikipedia

Four Sonic Mania Plus Bundles Revealed On Japan

Sonic Mania Plus coming this summer with new characters, physical

Come See Sonic Mania Adventures: Part 3 - Siliconera

Sonic Mania Adventures' Fifth And Final Episode Released - Siliconera

Mighty And Ray Give Sonic Mania Plus More Strategic Options

Sonic Mania Plus & Sonic Mania Collector's Edition Giveaway

Sonic Mania Plus, Sonic Wiki Zone

We've Played Sonic Frontiers, But What Did We Think Of It

Sonic Mania Plus coming this summer with new characters, physical

Sonic Mania – Sonic City Sonic the Hedgehog News, Media, & Community

The studio behind Sonic Mania helped out with Sonic Origins