Based on the user reviews of Ninja Defense Revenge, here are three cons and pros, each within the 15-word limit: **Cons:** 1. "Laggy gameplay and too many ads, frustrating experience overall." 2. " Limited levels and repetitive gameplay, get boring quickly." 3. "Too much in-app purchase pressure, feels like a scam." **Pros:** 1. "Addictive game with interesting gameplay mechanics and frequent updates." 2. "Good graphics and animations, pleasant to look at and play." 3. "Simple to learn, but challenging to master, keeps me coming back."