Attach to a hero. Limit 1 per hero and 1 per deck.

Action: Exhaust Magic Ring and raise your threat by 1 to (choose 1): heal 1 damage from attached hero, add 1 resource to attached hero's pool, or ready attached hero.

"In Eregion long ago many Elven–rings were made, magic rings as you call them, and they were, of course, of various kinds..."
–Gandalf, The Fellowship of the Ring