The Ring of Power 'Narya' (+5 to hit)
+1 to all stats and speed. It sustains strength, wisdom, constitution and
charisma. It increases resistances: +100% fire and +50% nether. It
provides protection from the effects of paralyzation and fear. It gives
its wielder slow digestion, regeneration and see invisible. It cannot be
damaged by any means. When worn and activated, it fires a large, powerful,
fire ball, recharging every 25+d25 turns.
Level 70, Rarity 30, 0.2 lbs, 50000 Gold.

(EyAngband 0.5.2)