Store Material Drop Rules:
1. First-try Level Completion - Each level grants 1 Store Material, with a maximum of 3 per day.
2. Green Material Box - Rewards 2 Store Materials.
3. Blue Material Box - Rewards 3 Store Materials.
4. Purple Material Box - Rewards 4 Store Materials.
5. Gold Material Box - Rewards 5 Store Materials, including at least 1 new Store Material.
 
Shop Material Drop Rates:
1. 1-Crown Material: 43%
2. 2-Crown Material: 34%
3. 3-Crown Material: 20%
4. 4-Crown Material: 5%