During a story, it is common for an entity to change physically or visually while keeping the same name.

Examples:

* A spaceship is modified or upgraded

* A character is transformed into another species

* A virus turns a character into a zombie

* An artifact that looked like a staff is revealed to be a shotgun

* The protagonist’s village becomes a military installation

Because of this, a single reference image for a Codex entry is often not enough.

allow multiple images to be attached to a single Codex entity.

Additionally, it could be useful if images could change automatically through , so that once a certain point in the story is reached, the reference image updates to reflect the new state of the entity.