The East Crater

The East Crater is a level found in Wario Land 3. It's like the west crater in the other volcano. This is where Wario gets his very last power up to lift heavy enemies.

Grey chest: Golden Gloves
To get the key, Wario has to do a super ground pound to make the Prince Froggy move up, then jump on time to reach the left platform and get the grey key. As for the treasure,Wario has to use Fire Wario to burn the other Prince Froggy to the left. The golden gloves allows the player to lift heavier enemies.