Passageways - Intersections Pack is part of the Dungeon of Doom series. It is made of "Dwarvenite" and includes some metal and magnetized parts. The Floor Trap – Spikes is made with Dwarvenite G. 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. Passageways - Intersections Pack comes with these 37 pieces: (4) Dungeon Floor (11) 1x2 Dungeon Floor (6) Passage Wall (8) Passage Inside Corner (6) Passage Outside Corner (1) False Floor Lid (1) Floor Trap – Spikes