Cheats & Guides

Mysterium (1991) Cheats For Game Boy

  1. Continue From Where You Lost Your Last Life

    After you lose your last life, press start button and proceed to create the Glass Key by dropping the Iron into the Pool of Fire. From there, unlock the door and proceed down the passage until you find an item called a 'Vitriolk.' Pick up the Vitriolk and use it and you will be returned to the level where you lost your last life.

    Contributed by: HyperIria 

  2. Map Screen Codes

    On the map screen, press....

    Effect Effect
    LEFT+A+B then press START A ''PASS KEY'' will appear in your inventory. Drop it in any pool to create a ''DOWNLEVL'' which would bring you down 1 level. Drop that into a pool to create an ''UPLEVEL'' which would bring you up 1 level. Drop that into a pool to create a ''SUPERPOW
    DOWN+B then press SELECT. Level Skip
    B, Select, and Up at the same time. Your inventory will now have tons of weapons and other items.

    Contributed by: bouncy74, Baseman 

Walkthroughs & FAQs

Type Name File Size
Full Game Guides Guide and Walkthrough by RPaulson 165K