The Box is the least-extent member in all Boxes. It contains the basic abstraction that uses to contain everything possible, like concepts, logic, and mathematics.
The Ficto-Box extends Abstraction with the potential of writting and imagination. The Ficto-Box is known as this fiction's Box which is written and imagined by us! You can check out the full definition here.
The Meta-Box surpasses by the greater extent of abstraction such with unknown ways containing more by similar notions.
Omni-Box contains abstraction that is maximally upgraded by its sub/meta-fields. It is known to contain everything by all possible notions of containment within the Box's concept.
The Limbo uses abstraction such with ways that include a deeper abstraction in unknown notions used to compose abstraction on a lower Box. You can check out the full definition here.