The Champions of Westeros is an online League active since 2016.
https://championsofwesteros.com/register
- 1-2 weeks of registration, early April.
- Swiss: 1 game per week, 1 week to play it (5 to 6 weeks). You can change decks every week, if you want.
- Cut: Depending on the number of players (top16, top8, top4, finale).
Free to play
https://championsofwesteros.com/