Plus
Increases Special Attack to 1.5× when a friendly Pokémon has Plus or Minus.
Full effect
This Pokémon has 1.5× its Special Attack if any friendly Pokémon has Plus or Minus. This bonus does not count as a stat modifier. If either ability is disabled by Gastro Acid, both lose their effect.
In-game description
Boosts the Sp. Atk stat of the Pokémon if an ally with the Plus or Minus Ability is also in battle.
Stats
Regular ability (4 Pokémon)
Hidden ability (4 Pokémon)
Only available through specific encounters (Dynamax Adventures, Tera Raids, hidden grottoes, etc.).