When Richard Garfield created Magic: The Gathering, he did it implementing three fundamental ideas: the trading card game genre, the mana system and the Color Pie. Later, Mark Rosewater referred to those three ideas as the Golden Trifecta.
Mark Rosewater has recorded a podcast for each one of those three ideas:
- Mark Rosewater. "#22 - The Trading Card Game Genre". Drive to Work. Transcript.
- Mark Rosewater. "#23 - Color Pie". Drive to Work. Transcript.
- Mark Rosewater. "#24 - Mana System". Drive to Work. Transcript.