Check out this Downward Speedrun: this is the actual main quest's world record for this version, Psp4804 is a long time MEC speedrunner and an experienced player of Downward, he also kindly collaborated with us during these crazy months, giving us a lot of feedback from a professional speedrunner's point of view.
https://www.youtube.com/watch?v=RLQ0DjdlrSY
This is an early access any% speedrun. In this version, v0.80, the game only includes gameplay up to the placing of the second relic. This is that any% run. In the final game, this run would be longer.