SkunkyArt | bringerofdeathDBZ

Eons ago, the villain XXI who locked Elder Kai in the Z Sword won, leading to the difference between U5 and all other universes.

5 million years ago, the Kaioshins stopped Bibidi from creating Buu , leading to the divergence between the "peaceful" U1 and U10 and the rest of the universes.

In Age 261, the drought on Namek led to the divergence between U1 and U10 .

In Age 737, Bardock gained the ability to see the future , leading to the difference between U3/U9 and the rest of the universes.

Later in Age 737, the infant Kakarotto didn't lose his memory and become Goku , leading to the difference between U13 and the rest of the universes.

In Age 741, a change caused by Cooler, Raichi, Bardock, King Piccolo, or the Earthlings produced the divergence between U3 and U9.

In Age 761, Raditz killed Piccolo, Goku, and Gohan, leading to the difference between U18 and U19. The three Saiyans went to Helior without Goku/Kakarotto (unlike in U13) and were defeated; the Heliorites rose to power in the galaxy.

In Age 762, Krillin likely refused Goku's request to spare Vegeta and killed him. The Z Fighters were able to evade or overcome Zarbon and Dodoria (possibly with Nail's help), but Vegeta wasn't there to slow down the Ginyu Force. Goku never became a Super Saiyan and was defeated before ever meeting Frieza, leading to the difference between U8 and the rest of the universes.

Later in Age 762, Nail fused with Guru to become Gast and defeat Frieza , leading to the difference between U7 and the rest of the universes.

Later in Age 762, Vegeta became a Super Saiyan before Goku, leading to the Bringer of Death universes.

In Age 763, Bringer of Death's Future Trunks returned from the future to send King Cold to Earth, creating the change between the Future and Present BoD timelines.

In Age 764, Future Trunks returned from the future to bring Goku the heart virus antidote, producing the canon difference between the Present Universes and the Future Universes.

In Age 767, Future Cell emerged from his cocoon after traveling back in time, creating the divergence from U11 (where the Z Fighters deactivated the androids and later lost to Buu) and the Cell Games universes. The version of Trunks in U11 is linked to U15 (where all the fighters either died or left).

Later in Age 767, three universes emerged: Honor Trip 3 , where Cell became a hero (linked with Honor Trip 4); U17, where Super Perfect Cell defeated SSj2 Gohan (linked with U14); and all other universes where Gohan won (linked with U12).

In Age 768, Bojack defeated Gohan , leading to the difference between U6 and the rest of the universes.

In Age 773, Broly missed being incinerated in the sun and went on to destroy the galaxy, creating the difference between U20 and the rest of the universes.

In Age 774, Buu defeated Vegetto, leading to the difference between U4 and the rest of the universes.

In Age 774, Vegetto remained fused rather than separating after entering Buu, leading to the difference between U16 and U18.