Hot take: stop watching opening videos. Here's what actually wins games at the club level — and when openings start to matter.
There's a YouTube ecosystem dedicated to selling you opening repertoires. Italian Game! Caro-Kann! London System! Sicilian Najdorf! Each one promises to revolutionize your chess. Each one is monetized aggressively because openings are the single most popular chess topic on the internet. None of them will move your rating much below 1800.
I'm not saying openings are useless. I'm saying: until you're already a strong club player, the opening is the smallest leverage point in your game. Your tactics will determine more wins. Your endgame technique will determine more wins. Your time management will determine more wins. The opening will rarely be what loses or wins your game at the amateur level — and you can prove this to yourself by analyzing 20 of your own losses with an engine.
Look at any chess.com or Lichess game review under 1500 ELO. The 'critical moment' — the move where the evaluation swings from balanced to decided — is almost never in the opening. It's in the middlegame, around moves 15-30. And the critical move is almost always one of these:
I'm not saying openings don't matter. I'm saying: the player who studies tactics for 20 minutes a day and plays 1.e4 e5 like a beginner will demolish the player who memorized 30 moves of Najdorf theory but hangs a queen in the middlegame. Every time.
Three things, in order of importance:
That's it. Three rules. Three minutes to learn. If you do those three things consistently, you'll play a passable opening in any position, in any line, regardless of what your opponent throws at you.
Picking 'a good opening' as a beginner gives you maybe 0.1 pawns of advantage out of 12-14 moves. That's the tiniest fraction of an evaluation point. It's basically nothing. Whatever you pick, if you play it competently, you'll come out of the opening with a roughly equal position.
What opening choice DOES affect: the pawn structure you'll be playing in for the next 30 moves. If you pick the London System, you'll see closed-position pawn structures over and over. If you pick the Najdorf, you'll see open-Sicilian pawn structures over and over. There's a real argument for picking ONE opening and playing it 200 times so you understand the resulting middlegame structures intuitively.
Around 1800-2000 ELO. By then, your opponents are also organized players. Tactics are roughly even. Endgames are competent. The opening starts to matter because small advantages out of the opening — better pawn structure, more active pieces, a slight space edge — actually persist into the middlegame instead of getting blown up by a tactical shot.
At 2200+ (national master level), opening preparation becomes a real competitive edge. Players prepare specific lines for specific opponents. They memorize 25-30 moves of theory. They look up novelty moves in databases. The opening is one of the three big phases of the game (alongside middlegame and endgame) instead of just a launchpad.
If you're under 1500 ELO and you have 30 minutes a day for chess study, here's the optimal allocation:
If you absolutely must pick something, here's the simplest possible repertoire that will get you to 1800 without ever needing serious opening study:
Total study time: about 30 minutes. Total wins: more than enough to reach 1800 if you also drill tactics and endgames. This is genuinely all you need — anything more is optimization.
Two reasons. First, openings are easy to teach — concrete moves, named variations, lots of memorizable trivia. Tactics and endgames are harder to teach because they require pattern recognition and judgment. Educational chess content gravitates toward openings because that's where the videos are easiest to make.
Second, openings are easy to consume. Watching a 20-minute video on 'how to play the King's Indian' feels like progress. Doing 100 tactical puzzles in a row feels like work. The brain prefers the video. The improvement comes from the puzzles.
If you're watching opening videos, that's fine — they're entertainment, and chess is a hobby. Just don't confuse entertainment with study. You'll know the difference because tactical training is uncomfortable and opening videos aren't. The discomfort is where the rating points come from.
Develop, castle, don't hang stuff, and study tactics — that's the entire 'opening repertoire' you need until you're already a strong club player. Now go practice tactics.
"I prefer to lose a really good game than to win a bad one."
— Dawid Janowski