Kennen is the best mage in Baron lane champion, he has high magic damage and very useful in teamfight, choosing the correct build is really important for Kennen check out our best build for Kennen in Patch 4.2b here.
Wild Rift Kennen Build Patch 4.2b
Kennen Best Build Wild Rift, this build is the best build for Kennen so that he has a high chance in wining 1 vs 1 or 1 vs 2 and to deal a lot of damage in teamfight.
Kennen Best Build Wild Rift Patch 4.2b
Infinity Orb is the best first item you should get Kennen plays in Baron Lane most player will pick tank champion in Baron with this item allow him to deal more damage to a tank champion with magic penetration.
Riftmaker is the best second item for Kennen it help increase his magic damage and his max health when in combat gain stack each stack increase his damage.
Rabandon's Deathcap is the third item you should get because it help increase a lot of AP damage for Kennen finish it give him a high chance on wining the Lane.
Void Staff is the best item you should build get build when enemies has a lot of magic resistance, it help increases 45% of magic penetration which is very good for his lane and in teamfight.
Last item is a defense item Banshee's Veil, he get bonus AP damage, abilities coolown, and magic resistance. He grant a spell shield that blocks the next basic attack or abilities.
Stasis is the best Enchant item for Kennen.
End of Kennen Best Build Wild Rift in Patch 4.2b.