1. 1 ~ 3 Select the stage.
- Each stage has a different difficulty level.
- Final winner of each stage is recorded
2. choose a weapon.
- Play 'Repair' and 'Challenge' to obtain the 'Get Weapon' achievement.
3. Attack power increases when you clear 'Repair' and 'Challenge'
Keyboard and mouse
Gamepad
Hp - add stamina by 2
Hint - add hint (99 limit)
Time - add time by 5 seconds