1. Game Design Document: A comprehensive document outlining the game's concept, story, mechanics, characters, and other key elements.
2. Technical Design Document: A document detailing the technical aspects of the game's development, such as programming languages, platforms, hardware requirements, and other technical specifications.
3. Prototype or Proof of Concept: A playable demonstration of the game's core mechanics and features, used to evaluate the game's feasibility and gather feedback from stakeholders.
4. Art Assets: Game developers may provide clients with various art assets such as concept art, character models, textures, animations, and other visual elements that are needed for the game.
5. Sound Design: A game developer can provide sound design deliverables, which may include sound effects, music, and voiceover work.
6. Game Build: The final game build, which includes all the game's assets, programming, and other elements, delivered to the client in a playable form.