Memory Partition (King) (分割思考（王）, Bunkatsu shikō (ō)?) is a skill superficially similar to the Memory Partition of Atlas.
| Rank | User(s) |
|---|---|
| A | Ptolemy, Ptolemy (Old) |
| Ptolemy was born with it innately while for Atlas alchemists it is a learned ability. Due to not necessarily requiring Mystery, it is best compared to superhuman phenomenon like Psychic powers. |