It is a game where you connect the Hwatu cards and try to beat them.
Game goal: Connect the Hwatu cards to eliminate them.
There are 0 cards left --- you can win 3 stars.
There is 1 more Hwatu than the target --- you can win 2 stars.
The remaining 2 cards --- you can win 1 star.
If you exceed 3 cards, you must play the game again.