Have a flag or item that is breakable spawn about 2 stories in the air. Have it announced in chat (location). Upon breaking flag or item players recieve a perk. Perk suggestions below.

https://docs.google.com/document/d/1elZam_b6wqlQUj5lDWR471-1OzU8wqs3rb-mbqGHlRY/edit?usp=sharing