Reference article
Mystery Box
The locked box in Volcano needs the green, orange and red keys. It contains the detonator that brings out the Fire Duck.
Collecting keys
Defeat all three Volcano rivals. The red-key race requires climbing level 120; the other key races have no level requirement.
Opening the box
Open the box after collecting all keys, then press the detonator. The volcano erupts and 
Fire Duck appears.
Key gallery
Authentic keys from the game.
