Machamp in depth
Four arms before anyone else
It was the first design in the series with four arms, and it is still the one that justifies the idea best: the upper pair does not hang from its back like an add-on, but rests on the shoulders and shares the same musculature. The obvious reference is a bodybuilder or professional wrestler, complete with the show-off pose. Its resemblance to the many-armed deities of Hindu iconography has also been noted, while the head crests and pronounced lips point towards the aesthetics of Kinnikuman, the wrestling manga that came out around the same time as the first designs.
Kairiki, and the name that was never used
The Japanese name is the most direct of the three in the line: カイリキー comes from 怪力, “superhuman strength”, a word that exists outside the game. The English name combines macho with champ, short for champion, and leaves it at that. The curious part is the beta version of Red and Green, where the planned Western name was “Judoh”, a distortion of judo. It was dropped, along with the idea of tying it to one specific martial art: one Pokédex entry prefers to say that it masters them all.
What the clock kept giving it
In the first generation, Special was a single stat and was worth 65. The split in the second gave it a Special Defense of 85, meaning one less terrible flank without changing a line of its original sheet. No Guard arrived in the fourth and changed its role completely; Steadfast, the hidden ability that raises its Speed whenever it flinches, is the one almost nobody uses. In Sun and Moon, it became a Ride Pokémon, the one that moves boulders out of your way. And in Sword and Shield, it gained a Gigantamax form, in which its arms become disproportionate even by its own standards.
The price of trading
Depending on a trade has shaped its history more than any stat. For twenty years, players without a cable or friends were stuck with Machoke, while anyone who did get the trade found themselves with a specimen that could disobey if they did not have enough badges, because traded Pokémon require a higher rank to obey. The compensation is that it arrives fully evolved, at whatever level it happens to be.
Conkeldurr appeared in the fifth generation with the same trade dependency, the same Guts, and more raw Attack, and has occupied the same slot on many teams ever since. What the original retains is the clean Fighting typing and an ability that no other Pokémon turns into an entire strategy: always hitting, even if the opponent always hits too.