Fancying the Frostbelches, part 3

Summary

Ferris Blueheart in Vidaria said, "I have a theory. I suspect that the demons specifically value some combination of the Frostbelches' protective properties with their own. But I don't know what combination, exactly. Do you still have those frog skins from before? I'll need those, and I'll need some demonic essences. Bring me both, so I can compare."

Prerequisites

To start this quest, talk to Ferris Blueheart in Vidaria. You must have completed Fancying the Frostbelches, part 2.

Preface

I have a theory. I suspect that the demons specifically value some combination of the Frostbelches' protective properties with their own. But I don't know what combination, exactly. Do you still have those frog skins from before? I'll need those, and I'll need some demonic essences. Bring me both, so I can compare.

Requirements

Obtain Icy Frog Skins x5
Obtain Demonic Essences x5
Talk to Ferris Blueheart

Rewards

Rewards

“

No, not the Hellfire... No, the frost doesn't seem to affect the demonic energies, so it's not that either. There must be someth- [Ferris' eyes widen] No. No no no. This is very not good.
It seems that when the demonic essence fuses with the Frostbelch skin, their defenses perfectly align to create an entity which is immune to all of the elements. All of them.