mixed bag 
(also mixed bunch)
noun [in singular]
A diverse assortment of things or people: we have a mixed bag of destinations and holiday choices for you...
- I suppose the ‘problem’ is that the enemies tend to be a mixed bunch with a variety of attack patterns and looks, so recognizing an enemy and its capabilities can be tough.
- The pairs enjoyed a mixed bag of results, with three wins and creditable performances in their close losses.
- The first two episodes were a mixed bag, with a number of the sketches flatter than chewing gum on the streets of Dublin.
Synonyms
assortment, mixture, variety, array, mix, miscellany, random selection, motley collection, selection, medley, melange, diversity, mishmash, hotchpotch, hodgepodge, ragbag, pot-pourri, jumble, mess, confusion, conglomeration, farrago, patchwork, hash
rare gallimaufry, omnium gatherum, olio, olla podrida, salmagundi, macédoine, motley