Doors Instruction: close the doors only when the enemy is close, if it is for Nightmare Sharky or Nightmare Golden Sgro close the doors even if they are far away ------------------------------------------------------------------------- Vent Instruction: if you see some enemies in the ducts close the duct ------------------------------------------------------------------------- Energy Instruction: behind you there is a lever, use it only when necessary, it restores the battery of the doors. anyway, use the lever when it is in the upper part, otherwise it will not work in the lower part -------------------------------------------------------------------------
