Based on the users' reviews of the Butterfly Robot Mech Battle app, here are three cons and pros in English, limited to 15 words each: **Cons:** 1. Game crashes frequently, causing frustration and lost progress. 2. Difficulty in controlling the robots, leading to poor gameplay experience. 3. Lack of diversity in levels and modes, leading to repetition. **Pros:** 1. Engaging and addictive gameplay, with exciting mech battles. 2. Beautiful graphics and animations, making the game visually appealing. 3. Simple controls make the game accessible to players of all ages. Let me know if you'd like me to help with anything else!