

Viktor vs Kassadin Counter Pick
Matchup Summary
What the Data Means
Void Stone is the most direct counter in this matchup. Kassadin passively takes reduced magic damage and ignores unit collision. Since all of Viktor’s damage is magic, part of what Siphon Power, Hextech Ray and Arcane Storm deal is stripped away before resistances even apply. On patch 16.13.1, Viktor posts a 47.3% result across 1,368 games.
Null Sphere adds another layer by granting a temporary shield on cast and interrupting channels. Riftwalk answers Gravity Field head-on: the field only stuns enemies who remain inside it, and Kassadin’s ultimate is a short teleport he can repeat, paid for with mana rather than a long cooldown. His 150 attack range against Viktor’s 525 looks decisive on paper, but it isn’t, because closing that gap is the one thing his kit does reliably.
Viktor’s route to winning depends on the early game. Kassadin has 21 armor at level one and only 89 at level 18, the softest armor growth of any melee assassin, while Viktor starts at 23 and reaches 97.8. Health moves the opposite direction: Viktor climbs from 646 to 2,567, while Kassadin goes from 600 to 2,300. Arcane Storm interrupts and covers ground, and Glorious Evolution turns kills into permanent augments, the currency Viktor has to bank before Riftwalk becomes affordable. Champion pages: Viktor, Kassadin.
FAQ
No — current data marks this as a counter matchup: Kassadin has the statistical edge. Viktor wins 47.3% of the recorded games.
47.3% from Viktor's perspective, measured on patch 16.13.1.
1,368 ranked games at Emerald rank and above, across all regions.
The current Viktor build — items, runes and skill order from the same data set — is on the Viktor build page.