Dungeon Floor Pack is part of the Dungeon of Doom series. It is made of "Dwarvenite" and includes some metal and magnetized parts. This item was initially available as an add-on pack during the Dungeon of Doom Kickstarter. The item comes in both painted and unpainted versions.
Dungeon Floor Pack comes with these 30 pieces:
(12) Dungeon Floor
(8) 1x1 Dungeon Floor
(8) 1x2 Dungeon Floor
(2) 1x4 Dungeon Floor