The more enemies you know down, the more coins you will get. You can get coins reward by defeating your enemies. It is not hard to earn coins in this game. You need coins to help you unlock a new character. The more characters you have, the more interesting you will feel in this game. It is a good idea to wait for the right time to launch an attack.
Your energy point will automatically recover during the rest.) Avoid random smashing of the screen to attack, especially when there are no enemies nearby. (By the way, you totally have 100 energy points. For example, a skill action will consume you 20 energy points.
The amount of energy cost depends on your action. Each strike you fight in the arena will cost you energy. Once the energy runs out, you will be game over. Each of your character has limited energy. Don’t waste your energy on meaningless strikes.