King's Indian Defense
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7
The ultimate fighting defense — Black concedes space then counterattacks violently.
Famous practitioners: Garry Kasparov, Bobby Fischer, Bobby Fischer, Teimour Radjabov
Starting position
0 / 6 moves
Key Ideas
- ♟Black allows White a huge center and then storms it
- ♟Kingside attacks with …f5 and …g5 pawn storms
- ♟Requires courage — Black is often under pressure initially
- ♟Leads to extremely dynamic, double-edged positions
♔ Plans for White
- —Classical (Nf3, Be2, 0-0): solid and flexible
- —Sämisch (f3): ultra-solid, prepares Be3 and queenside play
- —Four Pawns Attack (e4, f4): aggressive central occupation
- —Bayonet Attack (b4): modern approach in the Classical
♚ Plans for Black
- —Play …e5 to challenge the center
- —After d5: close the center and attack on the kingside with …f5
- —Storm with …f5, …g5, …Nf6-h5-f4
- —The …c5 break on the queenside in some lines
⚠️ Common Traps & Pitfalls
Mar del Plata Sac
In the main line: Black often sacrifices the exchange or a piece for a devastating kingside attack.
🔥 Traps & Variations — Play Through Them
Averbakh Variation — The e5 Blunder
In the Averbakh system, White plays 6.Bg5 — a seemingly natural developing move. If Black immediately plays 6...e5??, White wins immediately with 7.dxe5 dxe5 8.Qxd8! Rxd8 9.Nd5 — the knight forks multiple pieces and Black loses material. Many beginners fall for this trap against the Averbakh.
6...e5?? loses to 7.dxe5 dxe5 8.Qxd8! Rxd8 9.Nd5 — Black gets forked
Mar del Plata — Kingside Storm
The Mar del Plata variation is the heartbeat of the King's Indian. After the center closes with d5, White pushes for c5 on the queenside while Black storms the kingside with f5, g5, f4, g4. Black often sacrifices a bishop or exchange on the h3 square to break through. It's a race to mate.
White advances c5 on the queenside while Black races with f5-g5-f4-g4 — a double-edged race
Sämisch Variation — Pawn Storm
The Sämisch (5.f3) is White's most threatening setup against the King's Indian. White plays Be3, Qd2, and castles queenside, then launches g4-g5-h4 — the same storm as the Yugoslav Dragon. Black must react sharply. The critical idea is 6...c5 (Sämisch Gambit) or 6...e5 7.Nge2 c6 to fight the center before White's attack arrives.
Sämisch vs King's Indian — g4-g5 storm vs ...c5-b5-b4 queenside counterattack
Four Pawns Attack — Central Overextension
White occupies the entire center with pawns (e4, d4, c4, f4) in the Four Pawns Attack. This looks overwhelming, but Black has a secret weapon: 6...c5! After 7.d5, Black plays 7...b5! — the classic counter that attacks c4 while White's overextended center becomes vulnerable to the bishop jabs from g7. If White grabs on b5, the c6-knight sacs are devastating.
6...c5! 7.d5 b5! — Black blows up White's center before it can contain the King's Indian bishop
📍 Critical Positions
King's Indian Setup
Black's fianchettoed bishop is a monster. White must decide on a system against the KID.
rnbqk2r/ppppppbp/5np1/8/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq - 2 4Are you leaking games in the King's Indian Defense?
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Related Openings
Nimzo-Indian Defense
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
Pin the knight, control e4 — one of Black's best openings.
Queen's Indian Defense
1.d4 Nf6 2.c4 e6 3.Nf3 b6
Fianchetto the queen-side bishop — flexible and solid.
Grünfeld Defense
1.d4 Nf6 2.c4 g6 3.Nc3 d5
Destroy the center! — Black hits d4 immediately with a fianchetto.
Dutch Defense
1.d4 f5
A fighting response to d4 — Black aims to control e4 aggressively.