Progress further into the Tomb toward the east, where you place the amulet to open the red portal that leads to the Nexus.

The Gold Flower is up there as one of the best power-ups in the entire Mario Universe. When Mario eats this, he becomes golden and can launch golden fireballs at enemies. Not only ...

Here's how you can fulfill the "Power Up Machine Stations via Hand Scanners" objective. First, you must divert power from the main electrical power router into the hand scanner near a locked shutter.