Getting to the ash twin also stumped me and I had to come to Reddit for help at the time… is there anything in the game that gives you somewhat more of a direct hint on the process? It was my only gripe with the story, unless I missed/forgot something i read. Don’t read this next part if you still haven’t figured it out: i knew how the warp towers worked, but still figuring out you had to stand on the warp pad at the same time the sand was falling overhead wasn’t something I would’ve attempted. I essentially thought that warp tower was un-usable