Soul wars may be risky if you use the wrong settings.
I'd say 10 hours a day is fine, it would take a little bit over a week(I'm guessing, it may be less)
Use join team with users level 100+(Method of joining)
To keep the activity bar up use Attack Players(Most preferred)
Don't do breaks, they're a time waster.
And there should be another option that says "Move to a random tile" something like that, tick it.
You should be fine with these settings.
:thumbsup: