"Not directly, at least not yet. Most of what I've been doing so far is helping resolve the results of Spirit Realm gates rather than observe the cause of their opening in the first place."

It was a little hard not to when those results were 'the apocalypse' a nonzero amount of time.

"Even if I did, I'm sure as hell not Zelretch. I don't know if I would be able to discern a whole lot from seeing exactly how and where effectively 'the walls in reality itself' are damaged."

In other words: he's good, but not that good.