I made the most COMPLETE Season 12 Kayle Guide with an All-Matchup Spreadsheet, Runes, Builds, Macro, Tips and Tricks, Advanced Ability Maxing and even Situational Builds : r/summonerschool
Aether Wing Kayle by Ryuichi-ni on DeviantArt
Kayle Build Guide : [13.3] AD Kayle Top/Mid [Let all enemys explode at once] :: League of Legends Strategy Builds