only needed 2 items (testing out new mythics). I can confirm that Radiant is best for my Illaoi, but I will explore all new mythics! Currently finished with this and Jak'Sho. :
Illaoi Top Build, Runes, Counters (Patch 13.05) - OP.GG - League of Legends
Illaoi, the Kraken Priestess - League of Legends
CRACKED Illaoi top lane. - YouTube
Illaoi Top Build, Runes, Counters (Patch 13.05) - OP.GG - League of Legends
PoC Stuff in the illaoi trailer : r/PathofChampions
SUPER TANK ILLAOI! New best build for Illaoi in Patch 12.10 - YouTube
Illaoi Build Guides :: League of Legends Strategy Builds, Runes and Items
The best Illaoi build, runes, and counters in League of Legends - Dot Esports
Illaoi Build Guides :: League of Legends Strategy Builds, Runes and Items
10 Kill Illaoi GOD destroys Grandmasters - YouTube
These Illaoi outplays on Yone don't stop! - YouTube