Monsters' Den: Book of Dread (instant delivery)

Steam Store Page:

https://store.steampowered.com/app/502230/Monsters_Den_Book_of_Dread/

Release on 2008-05-12

Enter the Monsters' Den, a place of endless adventure, battle and reward! Lead your party of four heroes through each level of the ever-changing dungeon, fighting in turn-based battles and hunting for that elusive rare loot. The web-game classic comes to Steam!