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There is a time limit (I dont remember how long it is) but if you stop fighting in arena for a certain amount of time you will stop getting breadcrumbs.

Thanks, friend

After researching, this is correct. If you stop fighting for more than 3 days.

Not sure. I will look at it.

Thank you.

No. I think this is because you are not active in game for sime time. Try to fight with someone and do some quest. It should help.

I have been doing quests every day. Wait I haven't been fighting though. That's why