Drawing upon your arcane knowledge, you discern that the strange being, whatever it may be, has stumbled into

Drawing upon your arcane knowledge, you discern that the strange being, whatever it may be, has stumbled into a trap which turned out to be a portal, and was injured. You are not sure what the predators are it mentioned, but they must have attacked the creature while it was on this side of the portal.

Related passages

Drawing upon your arcane knowledge, you discern that the strange being, whatever… — Kingmaker