Here are some cheats and tips for the game Mysterium.
Continue:
Begin a new game after losing your last life. Create the Glass
Key and enter the door. Follow the passageway to reach the first
turn. Take and use the Vitriolok at this location.
Level skip:
Hold Down + B and press Select at the
map screen.
Magic items:
Hold Left + A + B and press Start
at the map screen. A “Pass Key” item will appear in
inventory. Drop this item into a pool to change it into the next
magic item in the following order. “Pass Key” acts as
any key, “Downlevl” to go to the next level, “Uplevel”
to restart the current level, and “Superpow” for invincibility.
Full inventory:
Hold Up + B and press Select at the map
screen. Repeat this code to cause different items to appear.