Based on the user reviews of the "Merge Drop Arena" app, here are three pros and three cons in English, within the 15-word limit for each item: Pros: 1. **Engaging gameplay**: Users praise the addictive and challenging game mechanics that keep them coming back for more. 2. **Colorful visuals**: The app's vibrant and colorful graphics are praised for their aesthetic appeal and visual pleasure. 3. **Simple yet strategic**: Users appreciate the simplicity of the game, combined with its depth of strategy and challenging levels. Cons: 1. **Frustrating advertising**: Many users express frustration with the app's aggressive advertising techniques and frequent pop-ups. 2. **Disappointing rewards**: Some users feel that the rewards system is unbalanced, with too few rewards for completing difficult levels. 3. **Inconsistent performance**: A few users experience issues with lag, crashes, or poor performance, which can disrupt their gaming experience.