Synonyms for Mixed bag:

n.

collect, combo, hodgepodge, Olio, mishmash, jumble, Gallimaufry, compound, grab bag, amalgam, blend, combination, patchwork, hybrid, conglomeration. combination (noun)
mixture.
difference (noun)
variety.
hodgepodge (noun)
Olio, salmagundi.
medley (noun)
variety, conglomeration.
miscellany (noun)
potpourri.
mixed bag (noun)
combination, miscellanea, mishmash, jumble, assortment, salmagundi, mixture, variety, motley, hodgepodge, miscellany, combo, patchwork, potpourri.
mélange (noun)
Gallimaufry.
variety (noun)
assortment.

Other synonyms:

conglomeration, Gallimaufry, grab bag, Olio. patchwork, mishmash, hodgepodge. Other relevant words:
combo, conglomeration, jumble, hodgepodge, grab bag, blend, Gallimaufry, Olio, patchwork, combination, mishmash.