Rome has banned centurion impersonators who charge to scowl in photos around the Colosseum amphitheatre and frequently come under fire for their pushy tactics with tourists.

Cadet pillow fights like the bloody one that left 30 injured this summer will be banned and actions are being pursued against many of those involved, US Military Academy officials said.

Concert promoters MCD have released a list of highly specific rules, regulations and banned items ahead of the highly-anticipated gig.