gimmicky
/ˈdʒɪmɪki/Definitions
1. adjective
characterized by or given to gimmicks, especially in a way that is considered showy or unoriginal.
“The film’s gimmicky plot twist was not enough to redeem its lack of character development.”
2. noun
a characteristic of something that is showy or unoriginal because it is dependent on gimmicks.
“The film’s gimmickiness was overwhelming and detracted from its artistic value.”