Where to find Marill in HeartGold & SoulSilver

Walk: Mt. Mortar (40%, Swarm), Safari Zone (30%, Night)
Surf: Safari Zone (20%)

• Johto Safari Zone (Meadow) — Surf, Walk
• Mt. Mortar (1F) — Walk

Marill in every game · Pokémon HeartGold & SoulSilver interactive map (Johto & Kanto)