Boris: S04e05

: Archer's plan backfires when it's revealed that Katya is actually happy with Barry (or at least prefers him to Archer). Boris ends up having to facilitate Barry’s various tantrums and mechanical needs as the "mastermind" behind the scenes who keeps the KGB operations running despite Barry's erratic behavior. Key Character Dynamics

: Some fans believe Boris is the true genius behind the KGB, subtly manipulating Archer and Barry to maintain his own position of relative safety and power while they destroy each other. Boris s04e05

: Throughout the series, Boris is often the only one who can handle Barry's "Other Barry" internal dialogues. In this episode, his deadpan reactions to the high-tech cyborg drama provide much of the humor. : Archer's plan backfires when it's revealed that

: Archer attempts to lure Katya away from Barry by using a "viscous coupling" (a mechanical part) as a pretext. : Throughout the series, Boris is often the