Sonic’s World The Movie: Into The Multiverse

Sonic’s World The Movie: Into the Multiverse is an American animated crossover comedy, musical drama film created by Dreamworks. It is one of the fourth Sonic’s World movie franchises. 
Summary 
After the previous battles of the first three movies, Dasher the Reindeer and his gang found out a dangerous place outside Toonland; The Multiverse. As they accidentally escaped Toonland, they end up in San Diego, California. But they saw people and computer animated toons who lived there. When Toonland’s most heroic hero, Sonic the Hedgehog found out that his former enemies had escaped. He and his other toon friends escape Toonland together and they face the Nostalgia Critic who teamed up with SpringTrap who escaped from a jail riot, now it’s up to Sonic and his friends to save their friends and defeat SpringTrap. 
Plot 
It all takes place after the 3 films, Sonic and his toon friends