Sivir Guide by Xavierix

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Domination

Hunt and Eliminate Prey

Dark Harvest

Damaging a Champion below 50% health deals adaptive damage and harvests their soul, permanently increasing Dark Harvest's damage by 5.

Dark Harvest damage: 20-60 (based on level) (+5 damage per soul) (+0.25 bonus AD) (+0.15 AP)
Cooldown: 45s (resets to 1.5s on takedown)

Taste of Blood

Heal when you damage an enemy champion.

Healing: 18-35 (+0.2 bonus AD, +0.1 AP) health (based on level)

Cooldown: 20s

Eyeball Collection

Collect eyeballs for champion takedowns. Gain an adaptive bonus of 1.2 Attack Damage or 2 Ability Power, per eyeball collected.

Upon completing your collection at 10 eyeballs, additionally gain an adaptive bonus of 6 Attack Damage, or 10 Ability Power.

Collect 1 eyeball per champion takedown.

Ravenous Hunter

Omnivamp: 1.2% per Bounty Hunter stack.

Bounty Hunter stacks are earned the first time you get a takedown on each enemy champion.

Omnivamp is only 33% effective when dealing area of effect damage or damage through pets.

Sorcery

Unleash Destruction

Manaflow Band

Hitting an enemy champion with an ability permanently increases your maximum mana by 25, up to 250 mana.

After reaching 250 bonus mana, restore 1% of your missing mana every 5 seconds.

Cooldown: 15 seconds

Transcendence

Gain bonuses upon reaching the following levels:
Level 5: +5 Ability Haste
Level 8: +5 Ability Haste
Level 11: On Champion takedown, reduce the remaining cooldown of basic abilities by 20%.

Attack Speed

10% bonus attack speed

Adaptive

5.4 bonus Attack Damage or 9 Ability Power

Armor

6 bonus armor

Health Potion

ACTIVE
Consume
Restores 120 Health over 15 seconds.

Total build cost: 500g

Health Potion

ACTIVE
Consume
Restores 120 Health over 15 seconds.

Total build cost: 500g

Tear of the Goddess

240 Mana

Focus: Attacks deal additional physical damage to Minions.

Manaflow: Strike a target with an Ability to consume a charge and gain 3 bonus Mana, doubled if the target is a champion. Grants a maximum of 360 Mana.

Gain a new Mana Charge every 8 seconds (max 4).

Total build cost: 500g

Caulfield's Warhammer

20 Attack Damage
10 Ability Haste

Total build cost: 1600g

Long Sword

10 Attack Damage

Total build cost: 850g

Long Sword

10 Attack Damage

Total build cost: 1200g

Long Sword

10 Attack Damage

Total build cost: 1950g

Berserker's Greaves

35% Attack Speed
45 Move Speed

Total build cost: 3050g

Dagger

10% Attack Speed

Total build cost: 2250g

Boots

25 Move Speed

Total build cost: 2550g

Noonquiver

20 Attack Damage
20% Critical Strike Chance

Total build cost: 4350g

Long Sword

10 Attack Damage

Total build cost: 3400g

Long Sword

10 Attack Damage

Total build cost: 3750g

Dagger

10% Attack Speed

Total build cost: 4350g

Galeforce

50 Attack Damage
15% Attack Speed
20% Critical Strike Chance
7% Move Speed

Mythic Passive: Grants all other Legendary items 5 Attack Damage.

Maximum missile damage dealt when enemy Health is below 25%.
Cloudburst's dash cannot pass through terrain.

Active - Cloudburst: Dash in target direction, firing three missiles at the lowest Health enemy near your destination. Deals physical damage, increased against low Health targets.

Total build cost: 6450g

Pickaxe

25 Attack Damage

Total build cost: 5225g

Cloak of Agility

15% Critical Strike Chance

Total build cost: 6450g

Caulfield's Warhammer

20 Attack Damage
10 Ability Haste

Total build cost: 7550g

Long Sword

10 Attack Damage

Total build cost: 6800g

Long Sword

10 Attack Damage

Total build cost: 7550g

Essence Reaver

70 Attack Damage
25 Ability Haste
25% Critical Strike Chance

Essence Drain
Basic attacks grant Mana On-Hit.

Total build cost: 9250g

Cloak of Agility

15% Critical Strike Chance

Total build cost: 9250g

Sheen

10 Ability Haste

Spellblade
After using an Ability, your next Attack is enhanced with additional damage.

Total build cost: 9250g

Manamune

35 Attack Damage
500 Mana
15 Ability Haste

Awe
Gain bonus Attack Damage based on Mana.

Manaflow
Strike a target with an Ability or Attack to gain bonus Mana. Grants a maximum of Mana at which point this item transforms into Muramana.

Total build cost: 10300g

Caulfield's Warhammer

20 Attack Damage
10 Ability Haste

Total build cost: 11400g

Long Sword

10 Attack Damage

Total build cost: 10650g

Long Sword

10 Attack Damage

Total build cost: 11000g

Serylda's Grudge

45 Attack Damage
15 Lethality
15 Ability Haste

Rancor
Gain 0 Armor Penetration.

Bitter Cold
Damaging Abilities Slow enemies under 50% Health by 30% for 1 second.

Total build cost: 13500g

Last Whisper

20 Attack Damage
18% Armor Penetration

Total build cost: 12850g

Long Sword

10 Attack Damage

Total build cost: 11750g

Long Sword

10 Attack Damage

Total build cost: 12850g

Caulfield's Warhammer

20 Attack Damage
10 Ability Haste

Total build cost: 14600g

Long Sword

10 Attack Damage

Total build cost: 13850g

Long Sword

10 Attack Damage

Total build cost: 14600g

Maw of Malmortius

70 Attack Damage
15 Ability Haste
40 Magic Resist

Lifeline
Upon taking magic damage that would reduce Health below 30%, gain a magic damage Shield. When Lifeline triggers, gain Omnivamp until the end of combat.

Total build cost: 16400g