Monster Party is a quirky action-platformer published by Bandai for the NES. You play as Mark, a boy who is transported to a monster world and must fight his way through to find a way home, accompanied by his monster friend, Bert. The gameplay involves platforming, combat, and puzzle-solving, with a focus on using Bert's shapeshifting abilities. A unique feature is the "transformation" system – Bert can change into different weapons like a sword, a boomerang, or a shield, which you can use to defeat enemies and solve puzzles, and you can switch between forms at any time. The levels are themed around different monsters, each with unique visual styles, including a haunted house, a forest, and a castle. The game is known for its bizarre and humorous tone, with strange enemies and dialogue that is often nonsensical but charming. The game features a health bar and a password system. A trivia: the game was developed by Bandai and is considered a cult classic due to its unusual theme and quirky humor. The graphics are colorful and detailed, with a cartoonish style that is both cute and grotesque, with large, expressive sprites. The music is catchy and eccentric, composed by the Bandai sound team, with themes that match the weirdness of the game. Critics had mixed reviews, praising the creativity and the humor but criticizing the difficulty and the sometimes confusing level design. It supports one player. The final boss is a giant monster that requires strategic use of Bert's forms to defeat. Monster Party is a unique and memorable game for those who enjoy oddities, and it stands out as a one-of-a-kind experience on the NES.