SM 1U Viability Rankings

Credit to Disaster Area for format.

Welcome to the SM 1U Viability Ranking Thread! In case you're not familiar with the concept, we place Pokémon in certain ranks here, based on their impact on the tier as well as their general viability in the tier. This is an excellent help while teambuilding and it serves as a general outline of the tier. Furthermore it is used in our formation of the tier below.

If you feel that a Pokémon is misplaced, feel free to make a post about it - that's what this thread is for. As long as you are reasonably sensible and courteous this thread should run smoothly.

Pokémon are sorted into the respective categories based on how well they perform their roles. Within each ranking Pokemon are listed alphabetically to avoid overcomplication.

Banlist/Rules
Swagger Clause: Swagger is banned
Mega Rayquaza Ban Mod: You cannot mega evolve Rayquaza
Sleep Clause Mod: Limit one foe put to sleep
Species Clause: Limit one of each Pokémon
Moody Clause: Moody is banned
OHKO Clause: OHKO moves are banned
Endless Battle Clause: Forcing endless battles is banned
HP Percentage Mod: HP is shown in percentages

Additional Bans:

Shadow Tag
Gengarite
Salamenceite
Red Orb
Blue Orb
Evasion Clause
Baton Pass Clause [Limit - 3 Baton Pass using members per team]

- Dark Void nerfed to 50% Accuracy.
- Thunder Wave nerfed to 90% Accuracy.
- Soul Dew no longer boosts Lati@s' Special Attack & Defense stats. Now it increases their STABs' power by 20%.
- Burn damage nerfed to 1/16th HP per turn.
- Dark-types are now immune to Prankster-boosted status moves.
- Paralysis now halves speed.

- Blazikenite, and Diancite are unavailable.

S Rank

These Pokemon excel at their roles in the tier to such a point that they are the most dominating forces.

XtUHNNT.png
Arceus-Ghost
250.png
Ho-oh
382.png
Kyogre
716.png
Xerneas

A Rank

These Pokemon perform significant roles in the metagame, and perform them very well, however they are not the most dominating forces.

A+
483.png
Dialga
383.png
Groudon
448-m.png
Lucario (Mega)
150.png
Mewtwo (Regular)
484.png
Palkia
717.png
Yveltal

A
493.png
Arceus
vbRFchy.png
Arceus-Dark
tPCP7tF.png
Arceus-Water
386a.png
Deoxys-A
386s.png
Deoxys-S
649.png
Genesect
792.png
Lunala
384.png
Rayquaza
644.png
Zekrom

A-
AQZsddB.png
Arceus-Electric
CGy54wO.png
Arceus-Fairy
0Ai5tlp.png
Arceus-Grass
113.png
Chansey
491.png
Darkrai
487o.png
Giratina-O
707.png
Klefki
249.png
Lugia
302-m.png
Sableye (Mega)
786.png
Tapu Lele
718-c.png
Zygarde-C

B Rank

These Pokemon are strong choices in the metagame, but perform less important roles or are less consistent than Pokémon in the Rank above. They have larger flaws than Pokémon in above ranks, or face greater competition from similar Pokemon, reducing their usefulness.

B+
dpuhIuo.png
Arceus-Ground
598.png
Ferrothorn
472.png
Gliscor
645-s.png
Landorus-T
801.png
Magearna
748.png
Toxapex

B
681.png
Aegislash
SGPX633.png
Arceus-Rock
797.png
Celesteela
051.png
Dugtrio
487.png
Giratina
385.png
Jirachi
115-m.png
Kangaskhan (Mega)
492s.png
Shaymin-S
791.png
Solgaleo
700.png
Sylveon
785.png
Tapu Koko
639.png
Terrakion

B-
OS1Toxm.png
Arceus-Poison
242.png
Blissey
036.png
Clefable
485.png
Heatran
643.png
Reshiram
795.png
Pheromosa
227.png
Skarmory
248.png
Tyranitar (Regular)

C Rank

These Pokemon are more infrequent sights in the metagame, particularly in top level matches, but are nevertheless viable Pokemon. They are less effective in the metagame than Pokémon in above ranks, but are effective with proper support.


C+
77euCe1.png
Arceus-Fighting
257.png
Blaziken (Regular)
437.png
Bronzong
091.png
Cloyster
530.png
Excadrill
798.png
Kartana
793.png
Nihilego
545.png
Scolipede
235.png
Smeargle

C
Dfri8Gr.png
Arceus-Steel
423.png
Gastrodon
450.png
Hippowdon
646-w.png
Kyurem-W
380.png
Latias (Regular)
381.png
Latios (Regular)
376-m.png
Metagross (Mega)
212.png
Scizor (Regular)
212-m.png
Scizor (Mega)
3KqPUQi.png
Slowbro (Mega)
788.png
Tapu Fini
547.png
Whimsicott

C-
594.png
Alomomola
591.png
Amoonguss
hqpTonA.png
Arceus-Dragon
WzciWMr.png
Arceus-Flying
syFhY82.png
Arceus-Psychic
794.png
Buzzwole
652.png
Chesnaught
488.png
Cresselia
132.png
Ditto
205.png
Forretress
445.png
Garchomp (Regular)
130-m.png
Gyarados (Mega)
658.png
Greninja
658-a.png
Greninja-Ash
720-u.png
Hoopa-U
226.png
Mantine
089-a.png
Muk-Alola
800.png
Necrozma
771.png
Pyukumuku
373.png
Salamence (Regular)
773.png
Silvally
073.png
Tentacruel
642.png
Thundurus
197.png
Umbreon
003-m.png
Venusaur (Mega)
787.png
Tapu Bulu
796.png
Xurkitree
 
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Peef Rimgar

True love
Member
Why is Darkrai in A-? S doesn't give a piss about it besides GhostCeus, Dark Void now has disgusting 50% accuracy, and it has the pretty awful cost of losing out on Yveltal or DarkCeus for a team. I can't see the thing being used hardly at all on a serious team I build when DarkCeus and Yveltal are far better and more consistent options.
 
Why is Darkrai in A-? S doesn't give a piss about it besides GhostCeus, Dark Void now has disgusting 50% accuracy, and it has the pretty awful cost of losing out on Yveltal or DarkCeus for a team. I can't see the thing being used hardly at all on a serious team I build when DarkCeus and Yveltal are far better and more consistent options.
well it does have Hypnosis which is worth noting
 
But is a 50% chance to,be effective a good enough niche for A-? I'd rather use the aforementioned DarkCeus or Yveltal 99 times out of 100
it's not 50% it's 60%.

And I don't know if its main merits are to abuse sleep any more, it still has blistering speed and nasty plot too

Also no opportunity cost of taking up your arceus slot
 
Do you mean, is it really as overpowered as the other stuff that's banned? The answer is yes, easily. Think rayquaza with more bulk, roost, intimidate for easier set up, the ability to run bulky sets too, and the power level is pretty similar thanks to aerialate and almost the same base attack stat. Also the difference between 95 and 120 as a base speed is huge in this tier: the range of speed tiers for common Pokemon is pretty small, almost everything has between 90 and 130, so there's a significant number of Pokemon 120 outspeeds that 95 doesn't: Yveltal and Xerneas, Palkia, non max speed arceus forms (common on support arceus), mega lucario, and lunala, just to pick out important stuff in A and S.

There's probably a lot wrong with these rankings because the metagame is currently very much undertested. It's possible Zygarde-C is broken, for example, or Kyogre.
 

Ortheore

Emeritus
2 1 3 3 1 1 2 2
I'm still feeling my way around this tier so I'm not super confident on anything, but I feel that TTar might be overrated. It just has too many weaknesses and at no point in my matches today did I feel confident bringing it in. To me it feels out of place, especially with stuff like Lando-T which has a lot going for it (even if in practice it can't do everything)
 
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I think Ferrothorn should be A- Rank. In a metagame where Kyogre stands at S-Rank, Ferrothorn happens to be one of very few Pokemon that's able to switch into it. Ferrothorn can also check special variants of Xerneas as well as EKiller Arceus. It also learns Spikes and can be very annoying to face when supported with Rain-setters like Kyogre itself. Thus, I really think Ferrothorn should be A- Rank.
 
I think Ferrothorn should be A- Rank. In a metagame where Kyogre stands at S-Rank, Ferrothorn happens to be one of very few Pokemon that's able to switch into it. Ferrothorn can also check special variants of Xerneas as well as EKiller Arceus. It also learns Spikes and can be very annoying to face when supported with Rain-setters like Kyogre itself. Thus, I really think Ferrothorn should be A- Rank.
it can't switch into specsogre, Xerneas can lure it with Focus Blast / HP Fire / Close Combat, Ekiller can run a Fire move if it's too common. I don't know how common Zekrom is which is the other major thing it responds to. And it can't get up Spikes versus Mega Sableye easily.
 

Ortheore

Emeritus
2 1 3 3 1 1 2 2
I still think TTar is overrated and ought to drop js.

I also think the two Arc forms in A+ are overrated. NormalCeus (or EKA, does anyone use it defensively?) just offers too little defensive synergy- a bit of revenge killing (still doesn't eliminate the need for a Scarfer or 1/2 other priority users) and that's it. Offensively it's just massively overhyped, as it lacks the power to threaten dedicated walls while still being able to be revenge killed by numerous pokemon. Idk, I've never found it too difficult to handle and I've never found myself in a situation where it feels like the obvious choice for a team, I instead find it something to build around.

Darkeus on the other hand is just not good enough imo. I used the mono-CM set and it just felt like such a liability, as threats such as Luc and Xern get in for free and easily stop it in its tracks. If it does have one of those stops it provides nothing to the team, and it has trouble breaking past them as well, which make it extremely matchup dependent. Unless there's some set I'm overlooking I think it deserves a drop. Actually now that I think on it, it would make a pretty solid Defogger I guess, since there's basically nothing that both sets hazards and threatens it out. Except Klefki I guess.

Maybe it's just that I really love SupportCeus???
On that note, maybe SteelCeus deserves a rise? Steel type is awesome because it offers tons of resistances and also it's immune to Toxic, which is great since Toxic is the easiest way for a hazard setter to fuck with an incoming Defogger.

As long as Kyogre is in the tier Palkia ought to be A+ imo. There is literally nothing else that is that effective at stopping Ogre while maintaining a strong offensive presence.

Dialga for A+. It's just such a good glue mon, with a ton of resistances, good bulk, few weaknesses and a variety of offensive and support options

Is Blissey really that close to Chansey in viability?
 
I really love SupportCeus???
On that note, maybe SteelCeus deserves a rise? Steel type is awesome because it offers tons of resistances and also it's immune to Toxic, which is great since Toxic is the easiest way for a hazard setter to fuck with an incoming Defogger.
I guess the main thing steelceus competes with is poisonceus, which is also toxic immune and is a better xerneas answer (although since xern can't boost its speed its maybe not the biggest deal) and it's bigger ho-oh bait, not a blaziken check, although it does have a handy dragon resistance and stuff... also unlike arc-poison it can't really run an offensive set anywhere near as effectively
As long as Kyogre is in the tier Palkia ought to be A+ imo. There is literally nothing else that is that effective at stopping Ogre while maintaining a strong offensive presence.
+1 with the disappearance of the lati twins
Is Blissey really that close to Chansey in viability?
It kind of matters how good sand is I guess so the answer is probably not really.
 
I also think the two Arc forms in A+ are overrated. NormalCeus (or EKA, does anyone use it defensively?) just offers too little defensive synergy- a bit of revenge killing (still doesn't eliminate the need for a Scarfer or 1/2 other priority users) and that's it. Offensively it's just massively overhyped, as it lacks the power to threaten dedicated walls while still being able to be revenge killed by numerous pokemon. Idk, I've never found it too difficult to handle and I've never found myself in a situation where it feels like the obvious choice for a team, I instead find it something to build around.

Darkeus on the other hand is just not good enough imo. I used the mono-CM set and it just felt like such a liability, as threats such as Luc and Xern get in for free and easily stop it in its tracks. If it does have one of those stops it provides nothing to the team, and it has trouble breaking past them as well, which make it extremely matchup dependent. Unless there's some set I'm overlooking I think it deserves a drop. Actually now that I think on it, it would make a pretty solid Defogger I guess, since there's basically nothing that both sets hazards and threatens it out. Except Klefki I guess.
EKA is still a solid option on offense due to its revenge and cleaning roles. It always had issues vs. dedicated checks/walls, but it has a harder time vs. them in the current generation because other offensive threats either got stronger and have stronger STABS/attacking stats (Kyogre, Arceus-Ghost, Mega-Lucario, Rayquaza, etc.). Ekiller also struggles vs. Ghosts, which most of the tier's top mons can pressure effectively.

As for Arceus-Dark, being weak to Mega-Lucario and Xerneas, while not resisting Kyogre as well makes it harder to fit on a team, so it definitely should drop.

As long as Kyogre is in the tier Palkia ought to be A+ imo. There is literally nothing else that is that effective at stopping Ogre while maintaining a strong offensive presence.

Dialga for A+. It's just such a good glue mon, with a ton of resistances, good bulk, few weaknesses and a variety of offensive and support options
Agreed. I've briefly mentioned Dialga for a possible rise on Discord, and Palkia is a good nomination as well.
All other points have been addressed by Disaster Area, so I'll move on.

I'll have the update of the VR up shortly, so keep an eye on that.
 
Update:

Zygarde-C: S >>> A-
Arceus: A+ >>> A
Arceus-Dark: A+ >>> A
Dialga: A >>> A+
Palkia: A >>> A+
Lucario (Mega): A >>>A+
Solgaleo: A >>> B
Arceus-Rock: A- >>> B
Arceus-Water: A- >>> A
Pheromosa: B+ >>> B-
Tyranitar (Regular): B+ >>> B-
Chansey: B >>> A-
Giratina: C+ >>> B

Zygarde-C: S >>> A-
First thought to be hard to break due to its bulk, in reality it has some noticeable flaws: it doesn't have the power to take advantage of the bulk, Rest is its only recovery option (mandatory on defensive sets), and reliant on its ability to access the bulk.

Lucario (Mega): A >>> A+
The speed mechanic change allowed Mega Lucario to become more threatening than it was before, solidifying its position as one of the metagame's top offensive powerhouses.

Solgaleo: A >>> B
In a metagame with increased presence of Dark and Ghost-type Pokemon, Solgaleo struggles since it doesn't provide any of the utilities (offensive and defensive) the other Steel-types do, such as Genesect, Jirachi, Celesteela, and Klefki, to name a few.

Arceus-Rock: A- >>> B
It's in a tough position at the moment due to its typing, and faces competition from other Arceus formes.

Arceus-Water: A- >>> A
Arceus-Water, due to its stellar defensive typing and being splashable, fares better than other competing Arceus formes in A-.

Pheromosa: B+ >>> B-
While having STAB U-Turn + Fighting and 137/137/151 offenses makes it solid attacker, it's let down by its abysmal defensive prowess, and has no to tools to combat Ghost-types; in other words, it faces competition from Genesect.

Tyranitar (Regular): B >>> B-
Tyranitar suffers from the increased presence of Mega Lucario and Kyogre, and the Soul Dew nerf gives less reason to include it in a team.

Chansey: B >>> A-
Has the best special bulk in the tier, and is a very popular option in bulky team archetypes.

Giratina: C+ >>> B
One of the better Mega Lucario checks (and to an extent Kyogre), while also providing status, phazing and hazard control utility with its bulk.

Discuss the viability of the following Pokemon:
250.png
Ho-Oh
303-m.png
Mawile (Mega)
150-mx.png
Mewtwo (Mega-X)
150-my.png
Mewtwo (Mega-Y)
 
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why'd arc-rock/arc-water drop so much? is ho-oh still as relevant as in oras?
Writing error on Arc-Water, it should say A, not B; Rock dropped because of the increased presence of Kyogre and Mega Lucario. Since most of the changes were discussed elsewhere, I'll include the reasons in the update post.

Thanks for reminding me about Ho-Oh. I intended for it to be discussed along with the Megas, though I forgot about it.
 
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