1. Add the upper limit of silver coins

2. Increase the speed of silver coin generation

3. Increase the lower attack limit of all units

4. Increase the upper limit of attack for all units

5. Increase the health of all units

6. Increase the life recovery of the entire unit

7. Increase the movement speed of all units

8. Improve the vision of all units (for long-range, it is the attack distance

9. Increase the armor of all units

10. Increase the health of our boss

11. Increase the probability of obtaining silver coins by killing enemies in battle.

12. Increase the probability of obtaining sapphire by killing enemies in battle.