What is the blue zone in PUBG?

Related questions

1. Is there a season 2 of Accel World?
2. Is Sword Art Online Alicization coming to Netflix?
3. Who is Yuuki to asuna?
4. Is Sword Art Online Alicization?
5. Is Sword Art Online the best anime?
6. Is Sword Art Online an actual game?
7. What is a Vrmmorpg?
8. Is there a virtual reality mmorpg?
9. What is KRJP PUBG?
10. How does the NerveGear work?

Tags

1. #circular
2. #players
3. #eventually
4. #appears
5. #outside
6. #damage
7. #another
8. #inflicts
9. #periodically
10. #confines
11. #within
12. #fight
13. #increasing
14. #existing