Jayce Runes explained
There's one set of runes for Jayce on patch 14.12 that is the clear favorite for LoL players and pros alike. The best Jayce rune paths on the position  Top are 
 Precision as the primary path and 
 Inspiration as the secondary path with a pick rate of 46%. Besides picking runes on Jayce you should learn how to play Jayce and if you are interested in pro matches take a look on how a pro builds Jayce. If you want to discuss 
 Jayce then you should visit the champion subreddit.
Jayce runes from primary path
 Precision improves attack and sustained damage on Jayce troughout the match. Most of high elo players – and our LoL pros in the the major regions – have agreed that 
 Conqueror is the best keystone rune to run on 
 Jayce. This keystone rune provides additional power in the later stages of a game. As soon as 
 Conqueror is fully charged, Jayce deals additional damage and gains life steal. Other primary runes on Jayce are 
 Presence of Mind, 
 Legend: Alacrity and 
 Last Stand.
 Presence of Mind helps Jayce with the mana problems by restoring missing mana, if a champion is killed. 
 Legend: Alacrity grants additional attack speed to Jayce.  With 
 Last Stand you deal more damage while you are at low health.
Jayce runes from secondary path
When it comes to your secondary path, most 
 Jayce players prefer to go with 
 Inspiration. 
 Inspiration opens creative opportunities on Jayce troughout the match. On the 
 Inspiration path, the best runes for Jayce are 
 Biscuit Delivery and 
 Magical Footwear.
 Biscuit Delivery is a great rune for laning as it gives additional health and mana, which can help in more aggressive lanes. 
 Magical Footwear allows Jayce to focus on those essential core items without the need to spend the additional 300 gold on boots.
FAQ for Jayce Runes
Which is the best keystone rune on Jayce?
The best keystone rune on Jayce is 
 Conqueror. This Jayce runes setup is then referred as Jayce Conqueror.
What runes does Jayce use?
Runes from the paths 
 Precision and 
 Inspiration are the most used runes on Jayce. For the exact pick rates of Jayce runes used, you have to study the rune distribution presented.
