What does MMR vaccine mean?

Related questions

1. What is Elo LoL?
2. What does MMR mean in r6?
3. Does dodging affect MMR?
4. Can you get banned from League of Legends for leaving a game?
5. What does MMR treat?
6. How is LP determined in League of Legends?
7. What is MMR gaming?
8. What is high ELO?
9. Can you skip a division in league?
10. How does MMR work in League of Legends?

Tags

1. #introduced
2. #mumps
3. #measles
4. #helps
5. #german
6. #rubella
7. #states
8. #vaccine
9. #prevent
10. #united