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Quantum Computing

Quantum Computing

Prismatic
Automatically cast an improved version of Tactical Sweep when an enemy champion is within 650 units of you, winding up over 0.75 seconds to slash in a 650 radius around you. The slash deals 200 to 350 (+ 65% bonus AD) (+ 40% AP) physical damage to enemies within the area (30 second cooldown). Enemies hit by the outer edge of the circle take bonus physical damage equal to 10% (+ 2.5% per 100 bonus AD) (+ 1.6% per 100 AP) (+ 0.1% per 100 bonus health) of their maximum health and are slowed by 80% decaying over 2 seconds. Additionally, you are healed for 80% of the bonus post-mitigation damage against enemy champions hit by the outer edge.

Retired in live Mayhem

This augment was removed from live ARAM Mayhem in Patch 26.13. The page stays available for patch history, old clips, and combo references.

Meta Patch
26.13
Quantum Computing Trend (Recent Snapshots)
Win Rate Change
-0.43%
Pick Rate Change
-0.14%
Rank Change
-1
Date Patch Rank Win Rate Pick Rate
2026-06-09 26.11 #173 45.37% 4.85%
2026-06-08 26.11 #172 45.80% 4.99%
2026-06-05 26.11 #171 45.65% 4.94%
2026-06-03 26.11 #171 45.78% 4.97%
2026-06-02 26.11 #171 45.81% 5.00%
2026-06-01 26.11 #171 45.81% 5.00%

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Quantum Computing Augment Guide - ARAM: Mayhem

Quantum Computing was removed from live ARAM Mayhem in Patch 26.13. This page keeps the historical tooltip, rarity, and references available after the augment left the live pool.

Automatically cast an improved version of Tactical Sweep when an enemy champion is within 650 units of you, winding up over 0.75 seconds to slash in a 650 radius around you. The slash deals 200 to 350 (+ 65% [b]bonus[/b] AD) (+ 40% AP) physical damage to enemies within the area (30 second cooldown). Enemies hit by the outer edge of the circle take [b]bonus[/b] physical damage equal to 10% (+ 2.5% per 100 [b]bonus[/b] AD) (+ 1.6% per 100 AP) (+ 0.1% per 100 [b]bonus[/b] health) of their [b]maximum[/b] health and are slowed by 80% decaying over 2 seconds. Additionally, you are healed for 80% of the [b]bonus[/b] post-mitigation damage against enemy champions hit by the outer edge.

When selecting augments in ARAM: Mayhem, Quantum Computing is particularly effective on champions that can maximize its benefits.