Nàxiē lóuluó bùzhíyìtí, zhēnzhèng de lǎobǎn hái zài hòumian.
Those minions aren't worth mentioning - the real boss is still in the back.
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喽罗 is somewhat colloquial or literary, often appearing in novels and films about gangs, bandits, or historical outlaw groups. In modern usage it can be mildly humorous.