How do you get the Poro Webtoon Icon?
It was sold in the League of Legends store. Riot's description in the client reads: “This icon was released in the store for purchase during 2016.”
Is the Poro Webtoon Icon still available?
No. Riot lists the Poro Webtoon Icon as a legacy icon. Legacy icons are out of regular rotation and return only during occasional events or promotions.
