OK. Just got in (and paused, taking a breath before I continue here). I guess Para put me on to focusing more on the warp towers, and then I guess I figured the one for Ash Twin was functionally useless and that was weird, and then I figured "well there is one time I can't step on it..."
I was focusing on the metal things on the poles before that, so thanks for the hint Para I guess?
Also, holy shit, this is endgame then. Let's do it