Protosynthesis

Sunny Day active or Booster Energy used: highest stat is 1.3x, or 1.5x if Speed.

If Sunny Day is active or this Pokemon uses a held Booster Energy, this Pokemon's highest stat is multiplied by 1.3, or by 1.5 if the highest stat is Speed. Stat stage changes are considered at the time this Ability activates. If multiple stats are tied, Attack, Defense, Special Attack, Special Defense, and Speed are prioritized in that order. If this effect was started by Sunny Day, a held Booster Energy will not activate and the effect ends when Sunny Day is no longer active. If this effect was started by a held Booster Energy, it ends when this Pokemon is no longer active.

10 Pokémon have this ability

#984

Great Tusk

GroundFightingPaldea

#985

Scream Tail

FairyPsychicPaldea

#986

Brute Bonnet

GrassDarkPaldea

#987

Flutter Mane

GhostFairyPaldea

#988

Slither Wing

BugFightingPaldea

#989

Sandy Shocks

ElectricGroundPaldea

#1005

Roaring Moon

DragonDarkPaldea

#1009

Walking Wake

WaterDragonPaldea

#1020

Gouging Fire

FireDragonPaldea

#1021

Raging Bolt

ElectricDragonPaldea