Possible Clues:

• Work of art that imitates the style of other works
• Mixture
• The pics, a strange compilation from various sources
• Historical leader of independence, guerrilla in imitation of others
• Mixture of styles and/or materials — it's cheap (anag)
• Imitative work made of shining glass — German I gathered
• It's cheap, messy copyist's work
• Assortment: possibly it’s cheap
• A number of different mimicking types agreed report with one revolutionary
• It's turned up in nasty cheap copy