It is likely that some Pokémon abilities may be cut in the upcoming Pokémon Scarlet and Violet. Currently, there are 266 different abilities introduced over the years. Traditionally, the series has been fairly consistent with bringing back the mechanics, Pokémon, moves, and abilities of past games. However, as of Sword and Shield’s controversial “Dexit” decision, Gamefreak has switched to featuring a limited number of Pokémon to save on the number of resources spent per game. There’s no reason they couldn’t start removing abilities as well.
One good justification for removing abilities is for game balance. For example, Gorilla Tactics, which gives a massive 50% boost to Galarian Darmanitan’s already monstrous 160 attack stat at the cost of limiting it to one move, could be reasonably removed in the name of game balance. The similar ability Intrepid Sword, exclusive to Pokémon Sword's exclusive legendary Zacian, gives it a 50% attack boost without the one move restriction, something so broken that many fans would cheer at its removal. Greninja’s Hidden Ability Protean allows it to change its type to that of any move it uses, giving it incredible versatility and making it hard to play against. Protean and Gorilla Tactics were powerful enough to get their users banned from Smogon’s main tier, OU, for being too powerful. Intrepid Sword managed to get Zacian banned from Ubers, a tier that exists to use banned Pokémon.
Of course, good abilities are vital for making Pokémon great. Other incredible abilities like Regenerator, Shadow Tag, Speed Boost, Contrary, and Sand Veil may be deserving of removal or nerfs for game balance. Although no ability has ever been removed from the game for being too powerful, Gengar’s ability was
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