This is stage 2-10, the tenth level in the Migen's Shrine region.
Opening:[]
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Objective:[]
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Golden Gem:[]
Follow the level until you reach the ending star gate. Keep going up after that, shaking clanballs as you go, until there is a break in the left wall that you can fit through. Drop down and collect your prize to add to you golden gem collection, then make your way back to the star gate.