User Summary: The Magma River Straights is part of Hellscape. The Magma River Straights is also considered part of the Lava Core subset that contains terrain pieces that are used in multiple encounter areas. The Magma River Straights is made of "Dwarvenite". This item was initially available as an add-on only during the Hellscape Kickstarter. The item is available in painted or unpainted versions. The unpainted pieces are a translucent yellow material. The Magma River Straights comes with 4 pieces: (4) Magma River Straight (LR-W01)