Founding offer: your first full year of everything for $24.99.

Claim founding price

Petrov's Defense: Modern Attack

1. Main line

1. e4 e5 2. Nf3 Nf6 3. d4

Choose a line

Guest preview: 5 of 10 lines

Unlock the full course, save your progress, and keep training across every line.

Start your 14-day trial
Sign in