Voltorb evolution by platfus123 on DeviantArt

Pokemon 100 Voltorb Pokedex: Evolution, Moves, Location, Stats

Voltorb (Pokémon GO) - Best Movesets, Counters, Evolutions and CP

Electrode (Pokémon) - Bulbapedia, the community-driven Pokémon encyclopedia

Voltorb, Pokémon Quest Wiki

Voltorb pre evolution by HappyHippowdon on DeviantArt

art goes here — convergent evolutions for voltorb and electrode

Pokémon Scarlet and Violet: How to evolve Voltorb

Voltorb's Spotlight Hour event guide for Pokemon GO

EVOLUTION] Voltorb evolving into Electrode in Pokemon Go

Hisuian Voltorb evolved into a Hisuian Electrode in Pokemon Go -- first ever! : r/pokemongo