Master Set 3 Battle for the Underdark is an add-on for the Heroscape, Build and Battle Miniatures Game System. Create the battlefield, play on of the 5 select games, or create your own. The battle for the Underdark contains: 11 dungeon tiles 7 rock tiles 5 sand tiles 3 grass tiles 12 water tiles 8 shadow tiles 4 rock outcrops with base 10 painted figures 8 Army Cards 4 Treasure Glphs 23 Wound Markers 8 Order Markers 8 Combat dice 1 20-sided Die 1 Rulebook For 2 players. Ages 8 and up.