Fans speculate that 'Gravity Falls' and 'Rick and Morty' share a universe due to hidden crossovers and similar themes.
The theory that 'Adventure Time' and 'Steven Universe' exist in the same world is supported by subtle references and shared creators.
Viewers believe 'The Simpsons' and 'Futurama' are connected through Easter eggs, cameos, and overlapping character designs.
The idea that 'Avatar: The Last Airbender' and 'The Legend of Korra' take place in a shared universe is fueled by recurring elements and lore.
Some fans suggest that 'Teen Titans' and 'Young Justice' coexist in a single universe based on character relationships and story connections.
Exploring fan theories that connect beloved animated series offers a new perspective on these shows and sparks creativity among fans.