Dancing Flame

Description
The Dancing Flame is used for crafting the Blazing Heart.

Details
The Dancing Flame in the instance is called a Spark when you hover over it, it only shows up in Elite difficulty or higher.

"'A small, flickering flame from the den of the Magma Hounds. Used in crafting a Flame Heart, which can tame a Magma Hound'" Dancing Flame is an item required to crafting a Blazing Heart.

How to obtain
If you go to the Lavalight Cave instance on Elite difficulty or higher can find it near the final boss all around the outer rim of the room.