Voltaic Cyclosword

Stats

Values as the League of Legends Wiki's item data lists them, for every mode; the data doesn't state their units.

Attack Damage changed to 60 in patch 26.12 (was 55)³

Effects

• Energized (unique): Moving and basic attacking generates Energize stacks, up to 100.
• Galvanize (unique): Dealing ability damage to an enemy champion, with an ability cast instance, triggers the effects of Energized attacks against them if they are ready.
• Firmament (unique): When fully Energized, your next basic attack on-hit grants you 15 lethality for 4 seconds and deals bonus physical damage equal to 9% of the target's current health, capped at 200 against non-champions.⁴

Arena changes

• Attack damage changed to 50.
• Ability haste changed to 20.
• Energized stacks per basic attack changed to 12.
• Energized stacks per 24 units travelled changed to 2.⁵

• Voltaic Cyclosword is recommended as an extra item for improving consistency in a Runecarver and Hexbolt Companion autocast build; Fulmination is also recommended.⁶
• For AD assassins, Voltaic Cyclosword is recommended alongside Serpent's Fang and a percent-penetration item in most games.⁷
• Riven is recommended with a crit build alongside Voltaic Cyclosword and Serpent's Fang.⁸

• At 100 Energize stacks, Voltaic Cyclosword can trigger the Energized effect when an ability hits, making Runecarver autocast loops more consistent.⁹¹⁰
• Wildfire can trigger Voltaic Cyclosword's Energized effects on ability damage, and Hexbolt Companion can then autocast on an Energized attack.¹¹
• Voltaic Cyclosword and Runecarver are recommended alongside the Energized augment and Fulmination.¹²

• Voltaic Cyclosword's Energized effect can fail to trigger for Pyke with the Energized augment through the end of a game.¹³
• Voltaic Cyclosword can show its old description in the item anvil selection.¹⁴

Earlier formats

• Voltaic Cyclosword could trigger Runecarver's slow through abilities that applied Energized attacks, allowing repeated slows when hits came quickly enough.¹⁶¹⁷ 8x2 duos
• Fulmination could restore Energize stacks after an Energized attack hit, allowing the next attack on a different target to be Energized; the interaction had changed several times.¹⁸ 8x2 duos
• Fizz could use Voltaic Cyclosword with Runecarver, Fulmination and Energetic; the build was less effective against targets that could kill Fizz quickly.¹⁹ 8x2 duos
• Katarina's ultimate could trigger Voltaic Cyclosword four times, with another trigger possible after using E and landing two daggers.²⁰ 8x2 duos
• Voltaic Cyclosword could replace Opportunity in a lethality build.²¹ 8x2 duos
• Zed could trigger Voltaic Cyclosword twice during Death Mark, dealing bonus damage based on the target's health.²² 8x2 duos