Who wins Ornn vs Elise?
MID.GG has 3 high-elo VODs of this matchup so far, not enough games yet to call it.
In 3 high-elo games (latest patch 26.20), Ornn won 100% against Elise. The average game ended 5.7/3.7/13.7 for Ornn. That is not enough games yet to say who the matchup favours.
One Ornn setup into Elise takes Summon Aery (Sorcery and Resolve) and builds Kaenic Rookern, Unending Despair and Sunfire Aegis. It shows up in 1 of 3 games. The main alternative is Grasp of the Undying (1 game).
Taken from the 3 VODs on this page, patch 26.19 and 26.20.
Every streamer in the library with ranked Ornn games, most games first. Each links to their VODs on MID.GG.
MID.GG has 3 high-elo VODs of this matchup so far, not enough games yet to call it.
No rune page repeats yet in the 3 high-elo VODs on MID.GG; one game ran the Summon Aery rune page, building Kaenic Rookern, Unending Despair and Sunfire Aegis first.
The most recent games in this matchup, newest first.

