It's definitely possible to do it - for me the key is to write the game and the engine together, and only implement the bare features you need. For the first ga

It's definitely possible to do it - for me the key is to write the game and the engine together, and only implement the bare features you need. For the first game at least, the engine and the game are essentially the same thing. Also, forget about wiring an editor, just add debug functionality to the game.