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Resource SS National Dex OU Viability Rankings

Thread starter Boomenheimer
Start date May 29, 2025

Boomenheimer

formerly 2020 idm boomer

is a Tiering Contributor

May 29, 2025

#1

Ranks

Pokemon will be ranked in descending order; there is no divide in viability in between ranks. There is no differentiation in offensive and defensive Pokemon. Toxapex may be A+ for its defensive utility, while Hydreigon may be A+ for its capabilities as a wallbreaker.

S Rank

S
:landorus-therian:

:landorus-therian:

Landorus T

S-
:heatran:

:heatran:

Heatran

:weavile:

Weavile

A Rank

A+
:clefable:

:clefable:

Clefable

:ferrothorn:

Ferrothorn
:gliscor:

:gliscor:

Gliscor

:kartana:

Kartana

:latias-mega:

Latias-Mega
:toxapex:

:toxapex:

Toxapex

A
:diancie-mega:

:diancie-mega:

Diancie-Mega
:garchomp:

:garchomp:

Garchomp

:greninja:

Greninja

:kyurem:

Kyurem

:lopunny-mega:

Lopunny-Mega
:mawile-mega:

:mawile-mega:

Mawile-Mega
:medicham-mega:

:medicham-mega:

Medicham-Mega
:melmetal:

:melmetal:

Melmetal

:scizor-mega:

Scizor-Mega
:serperior:

:serperior:

Serperior

:tapu-fini:

Tapu Fini

:tapu-koko:

Tapu Koko

:tapu-lele:

Tapu Lele

:volcarona:

Volcarona

:zapdos:

Zapdos

A-
:charizard-mega-x:

:charizard-mega-x:

Charizard-Mega-X
:greninja-ash:

:greninja-ash:

Greninja-Ash
:rotom-wash:

:rotom-wash:

Rotom-W

:slowbro:

Slowbro

:victini:

Victini

B Rank

B+
:chansey:

:chansey:

Chansey

:charizard-mega-y:

Charizard-Mega-Y
:dragonite:

:dragonite:

Dragonite

:magnezone:

Magnezone

:manaphy:

Manaphy

:pelipper:

Pelipper

:reuniclus:

Reuniclus

:rillaboom:

Rillaboom

:skarmory:

Skarmory

:swampert-mega:

Swampert-Mega
:tyranitar-mega:

:tyranitar-mega:

Tyranitar-Mega
:urshifu-rapid-strike:

:urshifu-rapid-strike:

Urshifu-RS

B
:Aegislash:

:Aegislash:

Aegislash

:blaziken:

Blaziken

:corviknight:

Corviknight
:cresselia:

:cresselia:

Cresselia

:deoxys-defense:

Deoxys-D

:excadrill:

Excadrill

:gastrodon:

Gastrodon

:gyarados-mega:

Gyarados-Mega
:hawlucha:

:hawlucha:

Hawlucha

:jirachi:

Jirachi

:kommo-o:

Kommo-o

:latios-mega:

Latios-Mega
:moltres:

:moltres:

Moltres

:sableye-mega:

Sableye-Mega
:slowking-galar:

:slowking-galar:

Slowking-Galar

B-
:aerodactyl-mega:

:aerodactyl-mega:

Aerodactyl-Mega
:blacephalon:

:blacephalon:

Blacephalon
:blissey:

:blissey:

Blissey

:buzzwole:

Buzzwole

:celesteela:

Celesteela
:ditto:

:ditto:

Ditto

:garchomp-mega:

Garchomp-Mega
:heracross-mega:

:heracross-mega:

Heracross-Mega
:hippowdon:

:hippowdon:

Hippowdon

:hoopa-unbound:

Hoopa-U

:mew:

Mew

:moltres-galar:

Moltres-Galar
:seismitoad:

:seismitoad:

Seismitoad
:tangrowth:

:tangrowth:

Tangrowth

:tapu-bulu:

Tapu Bulu

:torkoal:

Torkoal

:tyranitar:

Tyranitar

:venusaur:

Venusaur

:Volcanion:

Volcanion

C Rank

C
:alomomola:

:alomomola:

Alomomola

:Altaria-mega:

Altaria-Mega
Amoonguss
:arctozolt:

:arctozolt:

Arctozolt

:bisharp:

Bisharp

:gallade-mega:

Gallade-Mega
:gyarados:

:gyarados:

Gyarados

:Hatterene:

Hatterene

:hydreigon:

Hydreigon

:keldeo:

Keldeo

:manectric-mega:

Manectric-Mega
:ninetales-alola:

:ninetales-alola:

Ninetales-Alola
:pinsir-mega:

:pinsir-mega:

Pinsir-Mega
:pyukumuku:

:pyukumuku:

Pyukumuku

:ribombee:

Ribombee

:shedinja:

Shedinja

:thundurus-therian:

Thundurus-T
:zapdos-galar:

:zapdos-galar:

Zapdos-Galar
:zeraora:

:zeraora:

Zeraora

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