version 0.9,4

1. Fixed the disappearance of stairs. However, if there are more than 9 players in the room, the problem may happen again.
2. Add Gem dealer.
3. Fixed some other minor issues.

version 0.9.3

1. Add bank that allows you to exchange gems for money.
2. Add buy random heros option.
3. Modified some instructions.
4. Fix some facing direction problem.

version 0.9.2

1. New stamina interface, cleaner and simpler
2. Fixed some display errors
3. Optimized part of the code
4. Change Reinhardt and D.va advertising content and display method

version 0.9.1

1. Fix stairs disappear at 899 floor
2. Add reset option for player get stuck or glitched
3. Modified elevator ticket display method (# of ticket => # of stairs)
4. Modified the volume of stairs when use elevator
5. Increased the speed of elevator
6. Modified Reinhardt and D.va advertising display method
7. Now you can train stamina by hold interact key instead of continuous click