Suggestion: Increase the maximum spirit gain from 3~4 to 6–8 per complete run, or reduce the spirit cost of the later upgrades. was having too much coins in comparison.
More variety for piñata types: a bouncing piñata that can ricochet to others and cause damage, a teleporting piñata, and a piñata that drains your time when attacked from the front( encouraging attacks from behind)
Provide additional active skills for the player character, such as holding a button and releasing it for a charged attack, or using a magnet to attract all nearby piñatas.