Peace Missile

The Peace Missile is a treasure found in. It is actually a.

Collecting the treasure
In the Cavern of Confusion, to the right of the tunnel that is found after building a staircase, there is a small pathway. Go through it, and you will reach a room where the treasure is high up on 2 dirt blocks. You can easily break these using your Yellow Pikmin. The treasure will then fall, making it accessible for Olimar to collect.