The fully dimensional world of a long-running series is harder to find in a first mystery.
At one point he pauses: "We've been living in a finite dimensional world.
The game is designed as a "construction and management simulation" set in a three dimensional virtual world.
For simplification in Minkowski diagrams, usually only events in a one dimensional world are considered.
In a two dimensional world a regular polygon can be identified by a single angle and/or vertex.
The tool-set gives children the power to create complex narratives, puzzles and presentations in a three dimensional world.
They come from various other dimensional worlds.
All these are sensed in a one dimensional world compared to the richness of communicating intuitively.
For some there is an answer to your question - an answer assuming the limits of our three dimensional world.
The only 2 dimensional figure in our 3 dimensional world is a shadow.