|#218 Slugma||#220 Swinub|
Magcargo's shell is actually its skin that hardened as a result of cooling. Its shell is very brittle and fragile—just touching it causes it to crumble apart. This Pokémon returns to its original size by dipping itself in magma.
- , on the official Pokédex website
- Magcargo, on the Pokémon wiki