Mankey in depth
A macaque with a borrowed snout
The English and Japanese names are the same, マンキー, without the usual variation between versions. The most widely accepted reading breaks it down into man or mad plus monkey, with an added pun on manky, a colloquial English adjective meaning dirty or poor quality. The design reference points to the southern pig-tailed macaque, which accounts for the flat snout and the category, although the round body and prehensile tail are closer to a New World monkey.
Japanese saves the character trait for the evolution. Primeape is called Okorizaru, from okoru (to get angry) and saru (monkey): the name only declares the anger once the creature can no longer contain it. Mankey, by contrast, keeps the phonetic joke.
Rage turned into a mechanic
The species' three Abilities describe the same idea from three different angles. Vital Spirit, the only one it had when Abilities arrived in Generation III, prevents it from falling asleep, which fits an animal incapable of relaxing. Anger Point came later and raises its Attack to the maximum after it takes a critical hit, a lottery Ability that almost never activates when it matters. Defiant, its Hidden Ability, is the one that ended up seeing real use.
Generation IX took the idea to its conclusion with Annihilape, a Fighting- and Ghost-type whose evolution condition is literally built around accumulating rage-fuelled blows. The line thus went from two stages to three, a change that has little effect on Mankey itself—it still evolves at 28—but did reshuffle the value of breeding it.
What to do with it in a normal playthrough
In the first generation, it appeared on Routes 5, 6, 7 and 8 in Kanto; in Scarlet and Violet, in Areas One and Five of the South Province and Area One of the West Province. Caught early, it fills a clear gap: until level 22, it has nothing better than Seismic Toss, learned at 12, which deals damage equal to the user's level and therefore performs exactly the same in any situation. Cross Chop at 22 is the real jump.
After that, the curve gets strange. Thrash at 29 deals 120 Normal-type damage at the cost of confusing it, Outrage at 44 does the same as a Dragon-type move, and Final Gambit at 48 leaves the user unable to battle to deal damage equal to its remaining HP: with a base HP of 40, one of the worst possible users of the move in the entire Pokédex. Stomping Tantrum at 40 provides Ground-type coverage it did not have.
Against Kanto's other Fighting-types
Kanto divides its Fighting-types into three different ways of solving the same problem. Machop trades Speed for muscle and staying power, the Hitmon each specialise in a single resource, and Mankey is the fast, frail one of the group. None of that saves it from the fact that, for most of the saga, its real function was to serve as a springboard towards something else. Level 28 comes quickly, and the species is designed not to stick around.