Top augment choices for Varus include Deft (Silver), Lightning Strikes (Gold), Dual Wield (Prismatic).
Overall
Dual Wield
Dual WieldWhen you Attack, fire a bolt that deals @AttackReduction*100@% damage and applies your {{ Item_Keyword_OnHit }} effects at @OnHitMod*100@% effectiveness. Gain @AttackSpeed*100@% total Attack Speed.
Tier: S+
Pick %: 24%
Lightning Strikes
Lightning StrikesGain @TotalASValue*100@% total Attack Speed. At @Breakpoint1@ Attacks per second, deal additional magic damage {{ Item_Keyword_OnHit }}.
Tier: S+
Pick %: 20%
Twice Thrice
Twice ThriceEvery @ProcCadence@ attacks, your {{ Item_Keyword_OnHit }} effects trigger a second time.
TyphoonYour Attacks fire a bolt at an additional target dealing reduced damage and applying {{ Item_Keyword_OnHit }} effects.
Tier: S+
Pick %: 8%
Gold
Lightning Strikes
Lightning StrikesGain @TotalASValue*100@% total Attack Speed. At @Breakpoint1@ Attacks per second, deal additional magic damage {{ Item_Keyword_OnHit }}.
Tier: S+
Pick %: 20%
Twice Thrice
Twice ThriceEvery @ProcCadence@ attacks, your {{ Item_Keyword_OnHit }} effects trigger a second time.
Tier: S+
Pick %: 16%
Thread the Needle
Thread the NeedleGain @PercentPen*100@% %i:scaleAPen% Armor Penetration and %i:scaleMPen% Magic Penetration.
Tier: S+
Pick %: 12%
Prismatic
Dual Wield
Dual WieldWhen you Attack, fire a bolt that deals @AttackReduction*100@% damage and applies your {{ Item_Keyword_OnHit }} effects at @OnHitMod*100@% effectiveness. Gain @AttackSpeed*100@% total Attack Speed.
Tier: S+
Pick %: 24%
Tap Dancer
Tap DancerYour Attacks grant you @MSPerHit@ Move Speed {{ Item_Keyword_OnHit }}. Gain Attack Speed equal to @MSToASConversion*10000@% of your Move Speed.
Tier: S+
Pick %: 15%
Fan the Hammer
Fan the HammerWhen you Attack, fire @AdditionalBolts@ bolts that each deal physical damage and applies your {{ Item_Keyword_OnHit }}.