Pokmeon monotype Poison

Toxapex @ Leftovers
Ability: Regenerator
Shiny: Yes
EVs: 252 Def / 4 SpA / 252 SpD
Bold Nature
IVs: 0 Atk
- Recover
- Scald
- Toxic
- Toxic Spikes

Portable Jungle (Venusaur-Mega) @ Venusaurite
Ability: Thick Fat
EVs: 252 Def / 4 SpA / 252 SpD
IVs: 0 Atk
- Leech Seed
- Giga Drain
- Synthesis
- Sludge Bomb

Salazzle @ Firium Z
Ability: Corrosion
Shiny: Yes
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Flamethrower
- Sludge Wave
- Overheat
- Toxic

Gengar @ Focus Sash
Ability: Cursed Body
EVs: 4 Def / 252 SpA / 252 Spe
Timid Nature
IVs: 0 Atk
- Dazzling Gleam
- Dark Pulse
- Destiny Bond
- Shadow Ball

Amoonguss @ Black Sludge
Ability: Regenerator
EVs: 4 HP / 252 Def / 252 SpD
Modest Nature
IVs: 0 Atk
- Energy Ball
- Synthesis
- Sludge Bomb
- Toxic

Last resort (Muk-Alola) @ Figy Berry
Ability: Gluttony
EVs: 188 HP / 20 Atk / 204 Def / 96 SpD
Impish Nature
- Poison Jab
- Recycle
- Crunch
- Fire Punch