They see that the entire place is fully covered in unbreakable stone. Unfortunately, they would not be able to break that despite their power.
Even using true spiritual energy, they can only create small scratches on the stone platform.
"I really want to know who created all these dungeons and these stone platforms."
"Are you sure it's just one person? What if there are more than one?"
"I think you're right. We don't know if only one person created all these dungeons or not. We also don't know why these dungeons are connected to Terraria.
Unfortunately, without going back to Terraria, I won't be able to tell anything," Sam agrees.
****
One month later,
It has been one month since Sam and his friends came out of the dungeon. After that, he takes his family back inside the SS-grade dungeon.
This time, Natalia and his grandparents go inside with them.