The game - Fushigi no Oshiro Pit Pot - Sega Master System | SMS

The plot of the game is standard. The kidnapped princess is being held in the castle and you need to explore each room, collect things that you may need in the future, scattering the monsters with the hammer given to you by the sorceress. Only after dealing with everything in one room, you can get into another. With monsters, and especially with dragons, be careful, they can kill you. And something about things: keys open locked doors, hearts freeze enemies.