info What is Clan War Readiness and how does tracking work?
Your Clan War Readiness % is the number of cards that meet the required card level for each league out of the total cards in the player's deck.
Bronze = Level 9
Silver = Level 10
Gold = Level 11
Legendary = Level 12
Clan War Readiness Progress can be stored once every 24 hours.
All you have to do is check your Player Profile and the data will be stored.