Eclipse is a mythic item in League of Legends. Eclipse costs 3100 gold and grants 60 Attack Damage, 12 Lethality, 15 Ability Haste and a Unique Passive (Ever Rising Moon).
+60 Attack Damage
+15 Ability Haste
Unique - Ever Rising Moon: Hitting a champion with 2 separate Attacks or Abilities within 1.5 seconds deals additional damage, grants you Move Speed and a Shield.
Mythic Passive: Grants all other Legendary items Armor Penetration and Move Speed.
Limited to 1 Mythic item.