Eyan was Chugga's rival during Let's Play Pokémon Crystal.
Eyan served as the rival and a major antagonist in Pokemon Crystal. Eyan first appeared in Pokémon Crystal - Part 1.
Pokémon XD: Gale of Darkness
In Pokémon XD: Gale of Darkness - Episode 4: Krabby Club, Eyan was alluded to by Chugga as the "...rival from Gold and Silver".
As of his most recent appearance in Pokémon Crystal - Kanto - Part 7, his team was as follows:
- Sneasel (Lv.41)
- Golbat (Lv.42)
- Magneton (Lv.41)
- Gengar (Lv.43)
- Alakazam (Lv.43)
- Meganium (Lv.45)
- Eyan is the only one of Chugga's rivals to not have their default/canon name (Silver)