ActionSoft has released Midnight Mansion 2: The Haunted Hills (http://www.actionsoft.com/games/midnightmansion2/), a US25 game for Mac OS X 10.2 and higher. A demo is available for download.
Here's how the game is described: "Jack Malone is back, in his biggest adventure yet! Join Jack in his quest for treasure as he explores underground caverns, mad scientist laboratories, spooky graveyards, old abandoned castles, and more!
"Outwit new enemies and solve new puzzles as you explore over 880 rooms in the built-in mansions. And when you're done, try out the two bonus mansions for even more fun! And as always, a level builder is included so you can create your mansions, or play mansions others have made.
"Midnight Mansion 2 is a classic 2D platformer based on the highly successful Midnight Mansion. Reminiscent of games such as Dark Castle and...| Read more »