Based on the users' reviews of this app, here are three cons and pros in English, with each item limited to 15 words: Pros: 1. Users enjoy the game's unique concept of exploring ancient ruins, saying it's "addictive" and "engaging". 2. The app's graphics and sound effects are praised for being "vibrant" and "immersive", creating a sense of "total absorption". 3. Players appreciate the opportunity to collect and trade items, calling it a "fun and rewarding" aspect of the game. Cons: 1. Some users complain that the game's difficulty spikes unexpectedly, citing "frustrating" and "annoying" obstacles. 2. Reviewers criticize the app's lack of clear instructions, saying it's "confusing" and "overwhelming" for new players. 3. A few users mention that the game has too many in-app purchases, calling it "greedy" and "exploitative".