Not only have the Kelvans assumed unfamiliar forms, but they are far removed from their own species and all the cultural influence associated with it.
If Nazi Germany had been as efficient as some people claim, they would probably have won the war.
The episode is primarily a study of two classic TOS themes: balance of power and risk.
The episode raises important questions about balancing the Prime Directive’s non-interference mandate with offering support to a struggling society.
Spock and McCoy, raised to believe in the superiority of their respective species, see in each other a colleague and prospective friend who shatters an entire cultural mythology.
Why is it okay to joke about poisoning a food supply in The Trouble with Tribbles but not criminals with guns in this episode? Maybe it's because elements of A Piece of the Action cut too close to home
Star Trek’s original series is often described in terms of the triad of Kirk, Spock, and McCoy, and “The Gamesters of Triskelion” is an episode of threes.
"The Trouble with Tribbles" gives us humor, political intrigue, Klingons, plenty of banter between the crew members, and a background of deeper issues that remain relevant today.
“Wolf in the Fold” commits the same violence toward women that it describes, justifying misogyny carried to its ugly extreme.
The episode reduces starship command to a game of chance, a dice game with lives on the line.