Join Bugs combine the advantages of Potara Earrings and the Fusion Dance, offering convenience and stability. Goku and Vegeta might fuse using Join Bugs in the future, making it the definitive ...

But the real draw ... earrings. Goku was immediately excited to find out about this new version of Fusion, and it’s no surprise as to why as it will eventually lead to Goku and Vegeta combining ...

Technically speaking, Goku and Vegeta have only used Potara fusion in official canonized storylines; Fusion Dance was used in the non-canon movie Dragon Ball Z: Fusion Reborn, the debut of Gogeta.