Want to build a complete opening preparation with one of the world’s top coaches? GM Marian Petrov is here to help. This nearly 80+ hour bundle arms you with the complete opening repertoire after both 1.e4 and 1.d4. On top of that, you will get a complete opening preparation based on Sicilian Defense, French, King’s Indian and the Ruy Lopez. Paired with GM Petrov’s courses on positional chess, attack, and defense you are getting the complete weapon that can serve you a lifetime!