1. A total of five attributes: gold, wood, water, fire, and earth, and the attributes are mutually restrained.
2. It also has attack power attributes.
3. At the beginning of the game, during the player's turn, the player can open the attack.
4. During the enemy's turn, the enemy can also attack.
5. Destroy all the opponent's cards to win.

Restraint relationship
1. Attribute restraint: gold restrains wood, wood restrains soil, soil restrains water, water restrains fire, and fire restrains gold.
2. Priority of restraint: attribute restraint>attack restraint.