Based on the user reviews of the Modern Shooter - Terrorist Attack 2020 app, here are three pros and three cons: **Pros:** 1. Immersive gameplay with realistic graphics and sound effects, keeping players engaged. 2. Simple and intuitive controls make it easy to navigate and aim. 3. Constant updates with new missions and levels to maintain freshness. **Cons:** 1. Graphics and sound effects are outdated and don't match modern standards. 2. Repetitive gameplay and lack of variety in missions and levels. 3. Frequent ads and in-app purchases can be annoying and distracting.