Available on: Summoner's Rift, The Crystal Scar, Twisted Treeline, Howling Abyss
80 Ability Power 6 Magic Penetration 600 Mana 20 Ability Haste
Echo: Damaging Abilities deal an additional (100 + 10% Ability Power) magic damage to the target and 3 nearby enemies and grants you 15% Move Speed for 2 seconds (10s cooldown). Dealing ability damage to Champions reduces this item's cooldown by 0.5 second, up to 3 seconds per spell cast.
Mythic Passive: Grants all other Legendary items 5 Magic Penetration.