Innervating Locket is a legendary item in League of Legends. Innervating Locket costs 3000 gold and grants 30 Attack Damage, 400 Health, 300 Mana, 10 Ability Haste and Unique Passives (Eternity, Innervate).
+30 Attack Damage
+10 Ability Haste
Unique - Eternity: Restore Mana equal to 15% of premitigation damage taken from champions, and Health equal to 25% of Mana spent, up to 20 Health per cast, per second.
Unique - Innervate: After using an ability, restore 3% missing Health and 3% missing Mana over 3 seconds.