Let's get this straight from the get-go: the HD edition of Luigi's Mansion primarily offers graphical upgrades over the original. There are no new mechanics, hidden levels, different enemies, or new modes to pad the content. The game is a faithful replica of the original with significant enhancements in the visual department. 

Stay calm. This happens, even with precautions. Immediate steps: 1. Don't overreact - this will make them afraid to tell you in the future 2. Ask them to explain what they saw and how it made them feel 3. Reassure them they're not in trouble for seeing it 4. Discuss why it's inappropriate in age-appropriate terms 5. Decide together if they should continue playing that game

From educational apps to immersive console games, the digital world offers endless opportunities for entertainment and learning.