This is an index that clearly deals with different kinds of geometric shapes.
Compare Number Tropes, Shapes and Symbols Tropes.
Tropes
- 2-D Space: Spacecraft fail to recognize a third axis of movement.
- Alien Geometries: Alien people, places, and objects that defy known geometry.
- Beehive Barrier: Tessellating polygonal shields.
- Bigger on the Inside: Something that is bigger on the inside than on the outside.
- Bizarrchitecture: Architecture that doesn't makes sense to walk or live in.
- Crop Circles: Geometric patterns cut or burned into a field of plant life.
- Crossphase Viewport: A plot device that allows a character to see a separate location that either occupies the same space and time as another, or is very similar to the original.
- Depth Deception: Depth perception gone wrong
- Eldritch Location: A highly-bizarre structure or land, often with Alien Geometries.
- Evil Is Angular: Antagonists have sharp, rugged features.
- Fearful Symmetry: Fighting that leave opponents at a stalemate due to conducting physically identical actions against each other.
- Forced Perspective: A 3D scene is set up to create optical illusions involving perspective.
- Geometric Magic: Geometric figures are utilized in the exercise of magic.
- Heavenly Concentric Circles: Heavenly planes or beings are depicted as concentric circles in the sky.
- High-Tech Hexagons: Hexagonal shapes incorporated into technological themes.
- Living Polyhedron: A lifeform that is polygonal or polyhedral in shape.
- Magic Square Puzzle: A square array of integers that sum the same in each row, column, and main diagonal.
- More than Three Dimensions: Additional spatial dimensions beyond length, width, and height.
- Mystical City Planning: When a structure, city, or even a nation makes up a mystical glyph when viewed from overhead.
- Paper People: Beings whose bodies only exist on two axes of space.
- Perspective Magic: Manipulating things in 3D space as if they were actually a 2D scene.
- Portal Network: The shortest distance between points are made shorter due to travel through interconnected portals.
- Sinister Geometry: A foreign and likely dangerous object or being is additionally uncanny in appearance due to having an unassuming simple shape.
- Ominous Cube: A simple cube has more to it than how it seems.
- Space Master: The power to manipulate geometry.
- World Shapes: Variable shapes of a setting's world beyond that of the reasonable globe.
- Flat World: A world has little to no physical depth.
- Video Game 3D Leap: A Video Game series that started out with 2D graphics and transitioned into 3D graphics with later installments.