The game will revolve around the above game. The accumulated star coins or snow coins can be used to upgrade characters. Each character can have different effects according to the level. Only by fulfilling the conditions of the level can you advance the plot, so you need to adopt a strategy that can meet the conditions of the level without losing too many star coins and snow coins.
Some levels require the character to reach a certain level to pass the level, so when you are stuck in a level, you can replay the previous level and accumulate star coins to upgrade your character.