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Uses two-dimensional "sprites", 2D images created and used on a flat plane, as opposed to the three-dimensional models or environments found in 3D games.

A collection or bundle of assets together as a single download or purchase

Set in a fictional universe, often (but not always) with fantastic or supernatural elements, alternate worlds, magic and monsters.

Godot Engine - The free and open source 2D and 3D game engine

Independent pieces that can be connected together to from something greater

Unity is a game engine for 2D, 3D, AR and more

Unreal Engine is a 3D game creation tool