When you get the cannon part of chapter 8 there is a platform behind you. Bring in your giant and lift the statue of kaos and use the portal.
get the adventure pack for him
You can only get it on his special level which comes with his character pack
They are hidden in the chapters.Also if you want to get the upgrade you need more happy gold.
GET soul gem and unlock the soul gems upgrade
you find sunburns soul gem in his adventure packs level
Darklight krypt is where you find sunburns soul gem
You can obtain Shroomboom's Soul Gem in the game "Skylanders: Giants" by completing the level "Cloudcracker Prison." Specifically, it is found in a hidden area that requires you to navigate through the level and defeat certain enemies. Make sure to explore thoroughly and interact with the environment to uncover the Soul Gem's location.
Whirlwind's soul gem is on Chapter 17, Creepy Citadel. After the little goblin puzzle, there is a platform with two Gargantulas. Defeat them to open the gate and get the soul gem. Hope this helped.
Sorry I don't know but I know where Sunburns soul gem is it is in Dragon's Peak about 5 minutes into it lean of the island and there is a dragon waiting there to take u to his soul gem
you find the soul gem in darkwater cove but i dont know the exact place in the level
its on oilspill island
chapter 11