Volcano Cave (Map)
A Volcano Cave (Map) is an item which will unlock the Volcano Cave rumble area which can only be explored by a Fire type Pokémon.
How to obtain it
You can obtain a Volcano Cave Map by opening Mystery Boxes
How to use it
If you have the Volcano Cave Map in your item bag, you will be able to send a Fire type Pokémon to a special rumble area.
By sending out a Fire type Pokémon to explore this rumble area, it will battle Heatran. If your Pokémon wins the battle, it will return with a Magma Stone. If it loses, it will return with the map, allowing you to re-send the Pokémon to the area.
Other
- Volcano Cave Maps are trade-able.