Water Elemental Crystal Water Elemental Crystal
Type: Misc
There is a layer of Water Element on the blue crystal. It seems a good choice to put one in the garden's fountain
In Lost Temple:

Altar offering which can be used to activate some of the Altar's functions.

In Hell Frontier:
Can be used to upgrade the aura of Paradise Lost, or injected into other buildings

Source(s): Lost Temple, Hell Frontier, and Eden's Land
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