Note: Banned Pokemon who either have greater than or equil to the best stat are shown in brackets [].
Here are the highest of each stat for each type:
Normal
HP: Munchlax
Atk: Munchlax
Def: Slackoth
SpA: Litleo
SpD: Munchlax
Spe: Meowth
Water
HP: Wailmer
Atk: Krabby
Def: Tirtouga
SpA: Omanyte
SpD: Mantyke
Spe: Poliwag
Grass
HP: Foongus
Atk: Cacnea
Def: Ferroseed
SpA: Cacnea
SpD: Lileep
Spe: Deerling
Fire
HP: Darumaka
Atk: Darumaka
Def: Litleo
SpA: Houndor
SpD: Ponyta
Spe: Ponyta
Electric
HP: Chinchou
Atk: Geodude(alola)
Def: Geodude(alola)
SpA: Magnemite
SpD: Chinchou
Spe: Voltorb
Ice
HP: Amaura
Atk: Sandshrew(alola) [Sneasel]
Def: Sandshrew(alola)
SpA: Smoochum
SpD: Vulpix(alola) [Sneasel]
Spe: Vulpix(alola)/Smoochum tie [Sneasel]
[Sneasel is banned]
Ground
HP: Phanphy
Atk: Trapinch/Mudbray tie
Def: Onix
SpA: Sandyghast
SpD: Baltoy
Spe: Diglett
Rock
Hp: Rhydon
Atk: Cranidos
Def: Onix
SpA: Omanyte
SpD: Nosepass
Spe: Anorith
Fighting
HP: Timburr
Atk: Mienfoo
Def: Scraggy
SpA: Croagunk
SpD: Scraggy
Spe: Mankey
Flying
HP: Vulaby/Rufflet tie [scyther]
Atk: Archen
Def: Vulaby [scyther]
SpA: Archen
SpD: Mantyke
Spe: Wingull/Tailow tie [Scyther]
[Scyther is banned]
Psychic
Hp: Wynaut
Atk: Slowpoke
Def: Bronzor
SpA: Abra/Solosis tie
SpD: Drowzee/Mime Jr. tie
Spe: Abra
Ghost
Hp: Pumpkaboo(Super)/Golett tie
Atk: Honedge
Def: Honedge
SpA: Ghastly
SpD: Duskull
Spe: Ghastly
Dark
HP: Grimer(alola)
Atk: Carvanha [Sneasel]
Def: Vulaby
SpA: Houndour/Zorua tie
SpD: Scraggy [Sneasel]
Spe: Meowth(alola) [Sneasel]
[Sneasel is banned]
Steel
HP: Bronzor
Atk: Pawniard
Def: Shieldon
SpA: Magnemite:
SpD: Shieldon
Spe: Diglett(alola)
Poison
HP: Grimer/Grimer(alola) tie
Atk: Grimer/Grimer(alola) tie
Def:Koffing
SpA: Gastly
SpD: Tentacool
Spe: Gastly
Bug
HP: Venonat [scyther]
Atk: Anorith [Scyther]
Def: Skorupi/Pineco/Nincada tie
SpA: Joltik
SpD: Ledyba [scyther]
Spe: Wimpod [scyther]
[Scyther is banned]
Dragon
HP: Gible/Tyrunt tie
Atk: Tyrunt
Def: Tyrunt
SpA: Goomy
SpD: Goomy
Spe: Axew
Fairy
HP: Igglybuff
Atk: Snubull
Def: Togepi
SpA: Mime Jr.
SpD: Mime Jr.
Spe: Cottonee
Source: Smogon
