GemCraft Frostborn Wrath 4 - Resonance

I get the resonance skill and use it to progress through parallelograms U, Y, and X. I will soon be able to unlock purple gems and use those to open a bunch of stashes.

GemCraft Frostborn Wrath Series:
Previous Episode: https://rumble.com/v1amnpq-gemcraft-frostborn-wrath-3-into-the-wilderness.html
Next Episode: https://rumble.com/v1b0z2l-gemcraft-frostborn-wrath-5-mana-leech.html
Episode 1 (with links to all other episodes): https://rumble.com/v1a27yi-gemcraft-frostborn-wrath-1-just-get-the-iron-stashes-for-now.html