[ After a moment he lowers his arm, allowing him a better look now that he has the warning. He shouldn't be able to hold the tear open like for so long this in realspace without significantly more effort, but Horizon is powered by will so - ]

For the most part. Nothing in there is totally solid, there are ways to push through any material. With enough momentum and nothing blocking my way, I could probably travel from the northern-most point of the continent to the southern-most in a couple of hours. [ He shakes his head, then steps closer, pointing at one of those floating, sharp refractions in front of the opposite wall. ]

But in places where the texture is more like that - I can't do much without getting stuck. [ Or worse. He makes a face. ] They occur naturally sometimes, but they're concentrated anywhere that has wards or protective spells.

[ In a worst case scenario, he thinks he could make it to Thorne's border. Probably barely clinging to life, but, well, worst case scenario. ]