Smogon singles · UnderUsed guide

Gen 9 UU Team Builder

UU has its own threat ecosystem rather than being a weaker copy of OU. The best builds account for Latios pressure, Excadrill’s hazard and speed utility, strong priority, and the physical pivots that repeatedly create favorable trades.

FavePoke Editorial TeamPublished Updated

Data month
2026-06
Rated battles
50,753
Rating / Pokémon
1630 / 140

Format essentials

Lock the rules before choosing slots

These rules come from the project’s pinned Pokémon Showdown format data. Tiers and bans can change, so validate again before playing.

  • 1

    Singles with up to six Pokémon at level 100.

  • 2

    Species Clause is active and items may repeat.

  • 3

    Standard EV limits and Terastallization apply.

  • 4

    The legal pool follows the current UU tier plus its format banlist.

Usage snapshot

Common high-ladder Pokémon

Usage comes from Smogon’s 2026-06, 1630-rating sample. It tells you what to prepare for; it does not turn the top six into an automatic team.

#PokémonUsage
1Latios24.64%
2Excadrill24.09%
3Mandibuzz19.80%
4Lokix19.56%
5Arcanine-Hisui17.24%
6Slither Wing17.01%
7Conkeldurr15.65%
8Weavile15.46%

Core ideas

Start with interactions, not a top six

LatiosExcadrillMandibuzz

Special pressure with hazard stability

Latios forces progress while Excadrill and Mandibuzz offer two different hazard-control profiles and useful defensive immunities.

LokixArcanine-HisuiWeavile

Priority and pivot offense

Fast pressure and priority punish frail offense, but the rest of the team must absorb hazards and repeated Fighting- or Rock-type attacks.

Slither WingSlowkingSkarmory

Regenerative balance shell

The core rotates through physical and special pressure while preserving health; add a decisive breaker so the loop produces progress.

Build check

Answer four questions before export

  • Bring a real Latios switch-in or revenge plan.
  • Prevent Excadrill from owning both hazards and tempo.
  • Respect Lokix and Weavile priority when building offense.
  • Add enough progress-making tools to break defensive loops.

FAQ

Format questions

Can an OU Pokémon be used in UU?

Usually no. UU legality follows tiering and bans; validate the current species rather than assuming every Gen 9 Pokémon is available.

Does UU change over time?

Yes. Usage shifts and tiering decisions can change the legal pool, so this page records its data month and links to the live rule source.

Is Latios mandatory?

No. Its usage makes it an important benchmark, but teams can succeed with different breakers if they still cover its speed, typing, and pivot pressure.

Data method and sources

This page uses a 2026-06 Smogon usage snapshot interpreted against the project’s pinned Showdown rules. It is a historical rating sample, not a win-rate forecast, and rules may change between page updates.

Validate in the Builder