Dangerous Dave in the Haunted Mansion is a 1991 sequel of the computer game Dangerous Dave. It was created by John Romero, John Carmack, Adrian. Dave's mission is to rescue his brother Delbert, lost in the haunted mansion filled with lots of creatures. To do this, he needs to complete 8 levels, going through. Discover Dangerous Dave in the Haunted Mansion (also known as Rooms of Doom, Dangerous Dave 2), an excellent game of 1991. With 2d scrolling, side.