Viktor starts each game with the Hex Core, an item that takes up one of his item slots, but provides him with stats and can be upgraded in the store to augment one of his abilities and improve its stats. The Hex Core can only be upgraded once, for 1000 gold, and cannot be sold back to the store.
Hex Core: Grants Viktor 3 ability power per level
Cooldown: 9 / 8 / 7 / 6 / 5
Cost: 45 / 50 / 55 / 60 / 65 mana
Active: Viktor sends a device at an enemy unit to blast them for magic damage, which then returns to him granting a shield for up to 3 seconds.
Augment: Power: Power Transfer increases Viktor's movement speed by 30% for 3 seconds. The item now grants him +3 ability power per level, +220 health and +6 health regeneration per 5 seconds.
Range: 625 (812.5 if upgraded)
Cooldown: 17 / 16 / 15 / 14 / 13
Cost: 65 mana
Active: Viktor conjures a gravitational imprisonment device in an area near him, slowing all enemies that pass above it. Whilst under its effect, enemies generate stacks every 0.5 seconds; at 3 stacks the target will be stunned for 1.5 seconds.
Slow: 28% / 32% / 36% / 40% / 44%
Activation Time: 0.25
Augment: Gravity: Gravity Field has an additional 30% cast range. The item now grants him +3 ability power per level, +200 mana, +10% cooldown reduction and +5 mana regeneration per 5 seconds.
Cooldown: 13 / 12 / 11 / 10 / 9
Cost: 70 / 80 / 90 / 100 / 110 mana
Active: Viktor uses his robotic arm to fire a chaos beam that sweeps across the field in a chosen path, dealing magic damage to every enemy it hits.
Total Damage With Augment: 91 / 150 / 208 / 267 / 325 (+ 91% AP)
Cost: 125 / 175 / 225 mana
Active: Viktor conjures a chaos storm at the target location, dealing magic damage and silencing enemies in the area for 0.5 seconds. The stormcloud remains for 7 seconds afterwards, dealing magic damage every second to nearby enemies. While the storm is active Viktor can re-activate Chaos Storm to move it to the cursor's location, with the storm moving faster the closer it is to Viktor.