Beetlejuice flew up one hall after another. This place was huge! How where they supposed to find one measily portal in all this? Wait, it had to be in the basement, right? All evil villains did their shit in the basement. It was like rule one of being a villain!

Beetlejuice poof'd down to the lowest level. Sure enough,  green light was shining around the corner ahead of them. 

"We found it kid," he said softly to Lydia. He peeked around the corner. There were guards, but those were easy to fix. He conjured up more clones, and set them to make short work of the soldiers.