Dragon Ball: Another Timeline

[No following the canon plot, no system, and no instantly steamrolling everyone from the start. Other transmigrators may appear! Fast-paced story, no dragging things out!]

Transmigrating into the world of Dragon Ball, his cheat turns out to be becoming another Saiyan with the bloodline of the Legendary Super Saiyan.

Not a bad start. He imagines himself punching out Frieza and kicking Beerus around-only to discover that something is seriously wrong with this timeline.

Was Zamasu supposed to be there for Goku's iconic first Super Saiyan transformation? And what's this about a real Goku and a fake one?

Aren't the Galaxy Soldiers showing up a little too early?

Majin Buu ate Janemba?

Cell fused with Legendary Super Saiyan cells?

Even Jiren can transform?

The enemies are too strong. Super Saiyan Blue Gogeta can't beat them, and neither can Super Saiyan 4 Gogeta. Then let's give Super Saiyan 4 Blue Gogetto a try!