Guest-21809's Janna Guide

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Sorcery

Unleash Destruction

Arcane Comet

Damaging a champion with an ability hurls a comet at their location, or, if Arcane Comet is on cooldown, reduces its remaining cooldown.

Adaptive Damage: 30 - 100 based on level (+0.2 AP and +0.35 bonus AD)
Cooldown: 20 - 8s

Cooldown Reduction:
Single Target: 20%.
Area of Effect: 10%.
Damage over Time: 5%.

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

Absolute Focus

While above 70% health, gain an adaptive bonus of up to 18 Attack Damage or 30 Ability Power (based on level).

Grants 1.8 Attack Damage or 3 Ability Power at level 1.

Gathering Storm

Every 10 min gain AP or AD, adaptive.

10 min: + 8 AP or 5 AD
20 min: + 24 AP or 14 AD
30 min: + 48 AP or 29 AD
40 min: + 80 AP or 48 AD
50 min: + 120 AP or 72 AD
60 min: + 168 AP or 101 AD
etc...

Domination

Hunt and Eliminate Prey

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.

Treasure Hunter

Gain 70 Gold 70 (+ 20 Gold 20 per Bounty Hunter stack) per unique takedown, up to 550 Gold 550 at 5 unique takedowns.

Adaptive

5.4 bonus Attack Damage or 9 Ability Power

Adaptive

5.4 bonus Attack Damage or 9 Ability Power

Armor

6 bonus armor

Faerie Charm

50% Base Mana Regen

Total build cost: 351g

Bloodsong

200 Health
75% Base Health Regen
75% Base Mana Regen
5 Gold Per 10 Seconds

Spellblade
After using an ability, your next basic attack within 10 seconds deals 100% base AD bonus physical damage on-hit and increases damage taken by the inflicted enemy champion for 6s.

ACTIVE
Ward
Place an Invisible Stealth Ward that grants vision. Stores 0 Stealth Wards, which refill upon visiting the shop.

Total build cost: 351g

Health Potion

ACTIVE
Consume
Restores 120 Health over 15 seconds.

Total build cost: 351g

Health Potion

ACTIVE
Consume
Restores 120 Health over 15 seconds.

Total build cost: 351g

Sorcerer's Shoes

18 Magic Penetration
45 Move Speed

Total build cost: 1451g

Boots

25 Move Speed

Total build cost: 651g

Aether Wisp

30 Ability Power
5% Move Speed

Total build cost: 2301g

Amplifying Tome

20 Ability Power

Total build cost: 1851g

Shurelya's Battlesong

55 Ability Power
15 Ability Haste
125% Base Mana Regen
5% Move Speed

ACTIVE (0s)
Inspiring Speech
Grants nearby allies Move Speed for a few seconds.

Total build cost: 3401g

Bandleglass Mirror

20 Ability Power
75% Base Mana Regen
10 Ability Haste

Total build cost: 3051g

Amplifying Tome

20 Ability Power

Total build cost: 2701g

Glowing Mote

30 Ability Haste

Total build cost: 2951g

Fiendish Codex

25 Ability Power
10 Ability Haste

Total build cost: 4301g

Amplifying Tome

20 Ability Power

Total build cost: 3801g

Glowing Mote

30 Ability Haste

Total build cost: 4051g

Imperial Mandate

60 Ability Power
20 Ability Haste
125% Base Mana Regen

Coordinated Fire
Slowing or Immobilizing an enemy champion marks them and causes Ally champion to deal bonus damage to them and grant you both Move Speed.

Total build cost: 5701g

Bandleglass Mirror

20 Ability Power
75% Base Mana Regen
10 Ability Haste

Total build cost: 5301g

Amplifying Tome

20 Ability Power

Total build cost: 4701g

Glowing Mote

30 Ability Haste

Total build cost: 4951g

Faerie Charm

50% Base Mana Regen

Total build cost: 5301g

Hextech Alternator

45 Ability Power

Revved
Damaging a champion deals additional damage.

Total build cost: 6801g

Amplifying Tome

20 Ability Power

Total build cost: 6101g

Amplifying Tome

20 Ability Power

Total build cost: 6501g

Stormsurge

95 Ability Power
10 Magic Penetration
8% Move Speed

Stormraider
Dealing 35% of a champion's maximum Health within a short duration applies Squall and grants Move Speed.

Squall
After a few seconds, strike the target, dealing magic damage. If the target dies before the strike, it detonates immediately, dealing damage in a large area and grants bonus gold.

Total build cost: 8601g