What is the goal of risk of rain 2?

Related questions

1. How many characters are in risk of rain 2?
2. Do you get 2 copies of risk of rain 2?
3. Will risk of rain 2 be on console?

Tags

1. #dimension
2. #challenging
3. #multiplayer
4. #fight
5. #friends
6. #monsters
7. #through
8. #roguelike
9. #returns
10. #hordes
11. #planet
12. #classic
13. #escape
14. #steam
15. #unlock
16. #action
17. #extra
18. #three