Vi

Viktor starts with an item that takes up one of his item slots, the Hex Core, that 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

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 with an amount equal to 40% of the damage dealt before reduction.
Range: 600
Missile Speed: 2000
(Passive) Augment: Power: Power Transfer increases Viktors 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.

Cost: 45/50/55/60/65 mana
Cooldown: 9/8/7/6/5 seconds
Magic Damage: 80/125/170/215/260 (+0.65 per ability power)
Shield: 32/50/68/86/104 (+0.26 per ability power)

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.
Cost: 65 mana
Range: 625 (812.5 if upgraded)
Activation Time: 0.25 seconds
(Passive) 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: 17/16/15/14/13 seconds
Slow: 28/32/36/40/44 %

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.
Range: 700
(Passive) Augment: Gravity: Death Ray sets fire to enemies, dealing 30% additional magic damage over 4 seconds. The item now grants him +3 ability power per level and +45 ability power.

Cost: 70/80/90/100/110 mana
Cooldown: 13/12/11/10/9 seconds
Magic Damage: 70/115/160/205/250 (+0.7 per ability power)
Total Additional Magic Damage: 21/34.5/48/61.5/75 (+0.21 per ability power)
Total Damage With Augment: 91/150/208/267/325 (+0.91 per ability power)

Active: Viktor conjures a chaos storm at the target location, dealing magic damage and silencing enemies in the area for 0.5 seconds. As it churns, the storm deals magic damage every second to nearby enemies for 7 seconds. Activating this ability again while the singularity is active will redirect it. The storm moves faster the closer it is to Viktor.
Cooldown: 120 seconds
Range: 700

Cost: 125/175/225 mana
Initial Magic Damage: 150/250/350 (+0.55 per ability power)
Magic Damage Per Second: 40/60/80 (+0.25 per ability power)
Total Magic Damage: (+2.3 per ability power)/430/670/910

When Vi's activated abilities damage an enemy, she gains a shield equal to 10% of her maximum health for 5 seconds. Blast shield has a 18 / 13 / 8 second cooldown.

First cast: Slows your movement speed by 15% while increasing damage and dash range over 1.5 seconds.

Second cast: Vi dashes forward, dealing physical damage and applying Denting Blows to all enemies hit. Vi stops upon colliding with an enemy champion, knocking it back. Vault Breaker deals 75% damage to minions and monsters. If interrupted, vault breaker will go onto a 3 second cooldown, and refund 50% of it's mana cost.

Minimum Physical Damage: 50 / 80 / 110 / 140 / 170 (+70% bonus AD)
Maximum Physical Damage: 100 / 160 / 220 / 280 / 340 (+140% bonus AD)
Range: 50 - 600
Cooldown: 19 / 16 / 13 / 10 / 7
Cost: 50 / 60 / 70 / 80 / 90 mana

Passive: Every 3rd attack on the same target deals additional physical damage equal to a percentage of the target's maximum health, reduces its armor by 20% and grants Vi bonus attack speed for 4 seconds. Denting Blows deals a maximum of 300 damage against minions and monsters.

Bonus Physical Damage: 4 / 5.5 / 7 / 8.5 / 10% of target's max health (+1% per 25 bonus AD)
Attack Speed Bonus: 30 / 35 / 40 / 45 / 50%
No cost

Causes Vi's next basic attack to deal bonus physical damage to the target and enemies behind it. Vi periodically charges a new punch and can hold up to 2 charges at once.

Total Physical Damage: 5 / 20 / 35 / 50 / 65 (+115% AD) (+70% AP)
Charge Reload Time: 14 / 12.5 / 11 / 9.5 / 8 seconds
Range: 625
Cooldown: 1
Cost: 60 mana + 1 charge

Vi targets an enemy champion and chases it down, knocking it up for 1.25 seconds, dealing physical damage and applying Denting Blows.

While charging, Vi is immune to crowd control and will knock aside enemies in her way, dealing 75% damage to them.

Physical Damage: 200 / 350 / 500 (+135% bonus AD)
Physical Damage to Secondary Targets: 150 / 262.5 / 375 (+101% bonus AD)
Range: 700
Cooldown: 130 / 105 / 80
Cost: 100 / 125 / 150 Mana