Promo packs can be obtained during the event period through the following methods:
Daily Missions
Limited Battles
Random Battles
Important Notes:
In "Limited Battles" and "Random Battles," there is a chance to obtain a promo pack when you win a battle. Please note that you are not guaranteed to receive one every time a battle.
You can obtain one card randomly from a promo pack.
For more details, please check the in-game event notice.