Board Thread:Fun And Games/@comment-34272082-20190120002724/@comment-36965940-20190127004912

"Higher-Dimensional" on its own is just 4-D at most. It's basically the same as Hyperdimensional or Extradimensional in this case. In this situation, it seems like 4-D High 3-A. I don't know why it's put at a less than universal scale, though.