Lillia vs Kayn Jungle Matchup
Lillia Jungle wins 50.5% of 4,215 Low Elo games against Kayn Jungle, -1.2 points vs expected, 2-patch window 26.19-26.20.
Researched on LoL patch 26.20. Tips are written to hold at any rank; stats come from Low Elo ranked games up to patch 26.20.
How to play as Lillia
Wait to cast Lilting Lullaby(R) until Kayn has used Umbral Trespass(R), or he can avoid the sleep while inside a target.
Do not chase Kayn through walls with Shadow Step(E); keep farming and warn your lanes when he may be moving to a gank.
Kayn can use Umbral Trespass(R) to avoid Lilting Lullaby(R)'s sleep if he enters a target before the sleep lands.
How to play as Kayn
If Lillia has tagged you with Dream Dust, use Umbral Trespass(R) just before Lilting Lullaby(R) puts you to sleep; do not wait until the sleep lands.
Sources
These notes come from r/LilliaMains.