Oretachi Gēsen Zoku is a series of 19 emulated arcade machine game titles from the 80s and 90s for PlayStation 2 published by Hamster and only available in Japan.

Haunted Castle is a 2D arcade platform game, part of the Castlevania game universe. It's the first game in the series for arcade machines.

The game's main hero is once again Simon Belmont. He wants to rescue his wife Selena from Dracula. The gameplay is simple - Simon goes from left to right and fights against various enemies - skeletons, zombies, bats, and others.

Belmont has his trusty whip and can carry one sub-weapon, like bombs. Hearts are ammo, required to use any type of sub-weapon The game has 6 levels, every one ending with a boss fight.