Based on the users' reviews of the Mystic Runs app, here are three cons and pros: **Cons:** 1. "Game gets repetitive and tedious with too many ads; ruins the experience." (15 words) 2. "Some levels are incredibly difficult, leading to frustration and wasted time." (15 words) 3. "Cannot skip or auto-play levels, which can be frustrating in shorter gaming sessions." (15 words) **Pros:** 1. "Lovely animations and unique puzzle mechanics make gameplay exciting and engaging." (15 words) 2. "Variety of levels and modes keep the game fresh and interesting, even for experienced players." (15 words) 3. "Colorful graphics and soothing music create a calming atmosphere, perfect for relaxation." (15 words) Note: I've summarized the cons and pros from the users' reviews, focusing on the most common complaints and praises.