pastiche
work of visual art, literature, theatre, music, or architecture that imitates the style or character of the work of one or more other artists
en-US/ˌpæsˈtiʃ/
en-GB/pɑːˈstiːʃ/
work of visual art, literature, theatre, music, or architecture that imitates the style or character of the work of one or more other artists