Pokémon with the best regional forms

Hisuian Decidueye is valued for its design that incorporates elements of samurai archers and its Grass/Fighting-type combination. Although it has several weaknesses, its Fighting typing gives it different offensive coverage compared to its original form, making it an interesting option in lower competitive tiers.

Hisuian Typhlosion is a Pokémon with a Fire/Ghost-type combination that grants it immunity to Normal and Fighting, and powerful offensive coverage. Its design evokes a spirit or shaman, and it can be a fast special attacker with moves like Eruption.

Alolan Ninetales stands out for its elegant Ice/Fairy-type design and its Snow Warning ability, which summons Hail upon entering battle. It is a crucial support in weather teams, capable of using Aurora Veil to protect its team and offering excellent offensive and defensive coverage.

Hisuian Zoroark is a unique Pokémon due to its Normal/Ghost-type combination, which grants it strategic immunities. Its Illusion ability is a powerful tool to deceive opponents, making it a fast and unpredictable special attacker.

Hisuian Goodra stands out for its robust Steel/Dragon-type combination, which grants it numerous resistances and an immunity to Poison. It is a formidable special wall, capable of reflecting status changes with its "Mirror Shell" ability, making it a threat both offensively and defensively.

Alolan Marowak is an iconic Pokémon for its Fire/Ghost-type combination, which grants it powerful offensive options and two key immunities. Its Lightning Rod ability gives it Electric immunity and boosts its special attack, making it a very influential Pokémon in competitive play.

Alolan Raichu is much loved for its unique design and its Electric/Psychic-type combination. Its Surge Surfer ability makes it an extremely fast special attacker in Electric Terrain, capable of outspeeding almost any opponent.

Galarian Darmanitan is a devastating physical attacker, especially with its hidden ability Sheer Force, which makes it one of the most potent threats in the game. Its Ice/Fire form in Zen Mode also provides excellent offensive coverage.

Galarian Weezing is a key strategic Pokémon thanks to its Neutralizing Gas ability, which nullifies the abilities of all Pokémon on the field. Its Poison/Fairy-type combination grants it good defense and a unique ability to dismantle ability-based strategies.

Perrserker, the evolution of Galarian Meowth, is a Steel-type Pokémon with a robust, Viking-inspired design that many consider superior to its original form. It is a solid physical attacker thanks to its Tough Claws ability, which boosts its contact moves.

Alolan Muk stands out for its improved design and its Poison/Dark-type combination, which grants it excellent resistance to many common types. It is a formidable special wall with access to both support and offensive moves, being a significant improvement over its original form.

Hisuian Lilligant is appreciated for its vibrant design inspired by ballet and martial arts dancers, and its new Grass/Fighting-type combination. It is a fast Pokémon with access to powerful moves, offering a distinct offensive role compared to its original form.

Alolan Sandslash stands out for its Ice/Steel-type combination, which is unique and excellently represents its elements. With its Slush Rush ability, it becomes a very fast physical attacker in Hail teams, making it a solid offensive option.