Game-based Evolution

Game-based Evolution refers to Pokémon that evolve when leveling up in a certain game. This method of Evolution was introduced in Generation VII.

List of game-based Evolutions

Previous Evolution		Game-based Evolution			Later Evolution
Introduced in Generation VII
Rockruff is the lowest in its line		Rockruff Rock	+ + + S US /VIII+ Level 25+ with Keen Eye, Vital Spirit, or Steadfast during the daytime in Pokémon Sun, Ultra Sun, and from Generation VIII onwards	Lycanroc Midday Form Rock	Lycanroc does not evolve
			+ + + M UM /VIII+ Level 25+ with Keen Eye, Vital Spirit, or Steadfast during the nighttime in Pokémon Moon, Ultra Moon, and from Generation VIII onwards	Lycanroc Midnight Form Rock
			+ + + US UM /VIII+ Level 25+ with Own Tempo during the evening in Pokémon Ultra Sun, Ultra Moon, and from Generation VIII onwards	Lycanroc Dusk Form Rock
Cosmog Psychic	Level 43+ →	Cosmoem Psychic	+ S US Sw S Level 53+ in Pokémon Sun, Ultra Sun, Sword, and Scarlet →	Solgaleo Psychic Steel	Solgaleo does not evolve
Cosmog Psychic	Level 43+ →	Cosmoem Psychic	+ M UM Sh V Level 53+ in Pokémon Moon, Ultra Moon, Shield, and Violet →	Lunala Psychic Ghost	Lunala does not evolve

In the core series games

A game-based Evolution is triggered once the Pokémon levels up at the end of a Pokémon battle or by the use of a Rare Candy. All game-based Evolutions are branched Evolutions depending on the current game.

In animation

Pokémon the Series

Pokémon the Series: Sun & Moon

In Rising from the Ruins!, Ash's Rockruff evolved into a Dusk Form Lycanroc.

In Revealing the Stuff of Legend!, Nebby evolved from Cosmoem into a Solgaleo.

Pokémon Evolutions

In The Eclipse, Nebby evolved from Cosmog into Cosmoem and then Lunala.

In the manga

Pokémon Adventures

Sun, Moon, Ultra Sun & Ultra Moon arc

In Summon the Emissaries of the Moon and the Sun, Guzma's Cosmoem and Nebby evolved into Solgaleo and Lunala, respectively.

Pokémon Horizon

Akira's Rockruff has the unique ability to evolve into Lycanroc and then devolve into Rockruff again, thanks to the strange red stone on its neck. It also has the ability to change in between its Midday and Midnight Forms while being evolved.

Evolution
Game mechanics	Evolution prevention • Devolution • Evolution move

Methods of Evolution	Level-based Evolution • Evolution item (Evolution stone) • Trade Evolution • Friendship Evolution Time-based Evolution • Gender-based Evolution • Move-based Evolution Location-based Evolution • Region-based Evolution •

Lists of Pokémon	Evolutionary line (GO) • No evolutionary line • Branched • Cross-generation • Levels Methods of Evolution by index number (Gen I • Gen II • Gen III • Gen IV • Gen V • Gen VI • Gen VII • Gen VIII • Gen IX)

In spin-off games	Evolution in Mystery Dungeon (items) • Evolution in Pinball (items)

Data structures	Pokémon Evolution data structure (Gen III • Gen IV)

This game mechanic article is part of Project Games, a Bulbapedia project that aims to write comprehensive articles on the Pokémon games.