Leftovers and the ability Regenerator to withstand the opponent's attacks while using Infestationand Toxic to wear them down gradually. This Toxapex build uses its excellent bulk and Recover to stay on the field, gradually wearing down foes trapped by Infestation — its composition.

Investing EVs in Special Defense is also an option

If you want it to wall opposing special attackers, invest EVs in Special Defense. Compare the current metagame with your team and choose the optimal spread.

Alternative Move Options

Substitute-breaking attack candidates

• Poison Jab

• Payback

The move that traps opponents and wears them down, Infestation slot, Liquidation or Poison Jab, Payback are also options. If you want to handle Substitute that gives Toxapex trouble, a relatively powerful attacking move is recommended.

Toxic Spikes and Baneful Bunker are also recommended

• Baneful Bunker

The slot used to counter opposing setup moves with Haze slot can run Toxic Spikes or Baneful Bunker are also recommended. If inflicting Poison on the opponent is a priority, it is a viable option.

Item Options

Mental Herb is also recommended

• メンタルハーブ

The item that provides passive recovery, Leftovers, can be replaced by Mental Herb as well.Taunt or Encore, helping cover its weakness to those effects.

Holding no item is effective against Poltergeist

Poltergeist users such as Blade Aegislash or Ceruledge, deliberately holding no item is effective. Deny the opponent an effective attack, then use Payback and similar moves to counterattack.

Poison-Spreading Physical Wall Role

It uses its excellent physical bulk to shrug off physical attacks, then resets stat boosts with Haze to wall even opposing setup attackers. Its Ability Regenerator also lets it recover when it switches out, allowing it to preserve its HP while wearing down multiple opponents with fixed damage — its role.

Threats

It struggles against Substitute users and Pokémon immune to status moves

Toxapex relies on Toxic or Infestation and similar methods to wear opponents down, so Substitute makes it difficult to break through. Pair Toxapex with a Pokémon that has strong offensive capabilities and prepare an option that prevents opponents from using Toxapex as setup fodder.

It invests heavily into HP, Defense, and Sp. Def, making it a bulky build that fully tanks the opponent's attacks — this is a Toxapex build. With the Ability Regenerator for recovery on switch-out, plus steady healing from its held item, it battles on persistently.

EV Allocation Intent

in its role as a Doubles Toxic build

Wide Guard, protecting its allies from spread moves while wearing the opponent down with status conditions — its role.Infestation and shutting down its switches, Toxic or Baneful Bunkerand combined with its partner, it can reliably stack up fixed damage.

Threats

Weak to special attackers that hit its weak point, and to Steel-type Pokémon

Toxapex's Sp. Def is lower than its Defense, so it can be knocked out in one hit by a strong special move it's weak to. Also, Poison or もうどく状態it can't inflict poison on immune Pokémon, and Steel types are tough for it too. Moves from Pokémon it struggles against include Baneful Bunker or switching, then counterattack with your allies' moves.