God of War Ragnarok - Where to find all Frozen Flames/Sparks

sportskeeda.com:

Whether you prefer one weapon or another in God of War Ragnarok, you’ll want to invest the time to upgrade the Leviathan Axe and the Blades of Chaos. You cannot simply rely on just one weapon in Kratos’ next adventure. Thankfully, many of the Frozen Flame drops come from simply getting through the actual story.

There are others that require a bit more work and exploring, but they’re worth it if you want to make your Leviathan Axe as strong as possible in God of War Ragnarok.

Where can Kratos find his Frozen Flames, though? Here’s everything gamers need to know going in.

Note: This article features some discussion of the main story and optional content that could be considered spoilers.

Thankfully, the vast majority of the weapon upgrades for the Leviathan Axe will not require a significant amount of work. In fact, most of them are connected to bosses in the main story of God of War Ragnarok.

Defeating the Huntress for Frozen Flame 1, for example, is quite easy. Stay out of range of her stomps and kicks, and pound her in the antlers as they glow. She’s simple enough to overcome in God of War Ragnarok. Alva, however, is agile and deadly, as a boss in Alfheim. She will reward you with the next fragment to upgrade your Axe.

To get the next one, you’ll have to free Freya of her bindings. Her magic weakened and she was forced to travel in her falcon form. However, after besting Nidhogg, you get the next piece of your axe.

The Hel-Traveller is a relatively normal enemy, but the first one you come across will reward you with a Frozen Flame in God of War Ragnarok. They’re durable and annoying and boast a powerful, enormous sword.

While in Muspelheim, Kratos is trying to convince Surtr to join the battle against Asgard. After defeating