💡 Register to GM Igor Smirnov’s FREE Masterclass “The Best Way to Improve at Chess INSTANTLY” – 📥 Download the PGN of this Colle System opening from this blog-post – 🔹 The Most Underrated Chess Opening – In this video lesson, GM Igor Smirnov will teach you an simple yet aggressive chess opening for White… Continue reading Learn This Aggressive Chess Opening in 10 Minutes! [Universal & Powerful]