introduce
1. First of all, players who win in 1V 1 and 3V3 can get league card packages.
2. Alliance cards are divided into ordinary cards, rare cards, epic cards and legendary cards. The level of each card package corresponds to the league level of the player.
3. Players can save up to 4 card slots at the same time. When the player's four fields are full, he will no longer get the card package.
4. The league card package needs to be opened with the key of the league card package.
5. Players can get up to 3 league card package keys, and when players have less than 3 keys, they will get one key every 6 hours.
6. You can also get the key to the league card package through other channels, such as tasks, rewards, shopping malls, etc.