Video-games doesn't need to be free because no one needs to use the code. (Unless It's the game engine itself.) but it can invade people's privacy because the code itself is proprietary.

The license conditions:

• Open Source
  • The Author has to disclose the source code of the distributed software.
• Privacy Respecting
  • No telemetry or Spyware or/and malicious code or any of It's kind should be included into the code, with an exception if It's an opt-out feature.
• Non copyable/distributable
  • For reserving the rights of selling or distributing the games to the author themselves. It's prohibited for anyone else to sell or distribute the code with an exception of re-selling or giving away a licensed physical copy of the product.
• Allow distributing video content - Distributing Gameplay (Video of executing and running the software) is allowed to be monetized or sold as it has nothing to do with the code itself.