Need help on editing map.

[TrollerHelp]

- Looking for someone help to turn this area into mid-zone with 3 select option, i wanna made it look like Tristram btw and i already have their model, the three prime of evil.
- This map have 16 round and i wanna made it to 20. Fixing a lot off bug and rework something made me kinda headache and tired.
- Im a newbie so im really appreciate if someone wanna help im adding a lot custom character so if you find your model in there please tell me to credit you. And tell me how to balance if possible btw.