You can acquire Magic Crests through the following methods:

1. Store Free Gifts:
   Collect free rewards daily in the store, which may include Magic Crests.

2. Login Rewards:
   Earn daily rewards by logging in consecutively, with Magic Crests possibly included as part of the login bonuses.

3. Daily Missions:
   Complete three system-assigned missions each day to earn additional Magic Crests.

4. Mission Badge:
   Achieve specific mission milestones to unlock Mission Badges, which come with bonus Magic Crests.

5. Emerald Shop:
   Redeem items in the Emerald Shop for a chance to receive Magic Crests as a bonus.

6. Additional Events:
   Participate in special events, limited-time challenges, and other community activities to collect Magic Crests. Stay tuned for event announcements!