Molten Core Valheim 1.0.20
Molten Core is a material found in the Ashlands biome in Valheim. It is used to craft Brimstone and build Portal – Stone.
“Potent energy swirls within, ready to be unleashed.”
Molten Core is a material. Its in-game description reads: "Potent energy swirls within, ready to be unleashed." Each one weighs 1, and you can carry up to 20 in a single stack. It can be teleported, so you can take it through a portal with you.
As a crafting material, Molten Core is used to make Brimstone. It is also used to build the Portal – Stone.
Used to craft
Used to build
Other material items
Acorns, 
Amber, 
Amber Pearl, 
Ancient Bark, 
Ancient Coin, 
Ancient Metal, 
Ashlands Gourmet Bowl, 
Ashwood, 
Asksvin Bladder, 
Asksvin Hide, 
Asksvin Neck, 
Asksvin Pelvis.