Ring of precognition

[KesTheHammer]

What does this artifact do?

*Identify* does not tell me much.

[Estie]

Basically, it enables the spoiler option of knowing what artifacts (and ego items) are present when you enter a new level. You want to equip it when taking a staircase. Try it out, it will become clear.

[KesTheHammer]

OK, I get it. It should help me finding the cloak of air