It's a long guide, but it is very very worth it. I didn't go in depth on bossfights, since there are no real strats about them, just stunlock everything. This is the route used in Wh0misds 6:50:43 WR-run

https://docs.google.com/document/d/12vFMIXHTivLWsFatXb-vUik1T7ncLJgNAb3zEHyMvH0/edit?usp=sharing