https://www.genbeta.com/herramientas/aprende-a-crear-tu-propio-shooter-primera-persona-este-tutorial-unity-3d-para-principiantes
https://www.freecodecamp.org/news/unity-3d-first-person-shooter-game-tutorial/
https://www.freecodecamp.org/news/code-your-own-pokemon-game/ (videos en youtube)