Penguin Adventure: the main character - a male penguin - must save the penguin princess from a sickness that has spread across the penguin world. The cure to the sickness can be found in the Golden Apple of the Golden Apple Tree.
In this action packed game, you take control of the male penguin and travel across the lands and seas in search of the Golden Apple, fighting different types of enemies including bats, thunder-striking clouds, and environmental obstacles such as rocks, until finally reaching the princess. The stages feature different types of landscapes such as forests, mountains, caves, and water stages. As you fight your way through, you can also catch flying fish which you can trade at the different types of shops for new equipments and a weapon.
Knightmare II: The Maze of Galious (Majou Densetsu II: Galious no Meikyuu in Japan) is a screen-by-screen action adventure platformer released originally for MSX in 1987. It can be considered an early example of a Metroidvania game with free exploration of a large castle.
Pyramid Warp is a top-down fixed screen arcade maze game taking place in an ancient Egyptian pyramid. Every chamber of the tomb contains a variety of walls forming a maze, a monster portal, a pair of warp zones that teleports you from one spot to another, and three green mystery boxes. Each box may either contain a gun, a diamond, or a mummy. Your task is to find the treasure in each maze, and then reach the exit that opens up in the center of the maze taking you to the next room.
Aramo is an action RPG released in Japan by Zainsoft in 1986. The player is a lone man who has crash-landed on a planet and explores this world of a long-dead ultra-advanced civilization, seeking a way to escape.