Dutch Defense: Omega-Isis Gambit
1. d4 f5 2. Nf3 e5
The Dutch Defense: Omega-Isis Gambit is a chess opening classified as ECO A80, reached after 1. d4 f5 2. Nf3 e5. It is a line of the Dutch Defense. White is to move.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 11 times by this move order. White won 91%, 0% were drawn and Black won 9%. The most popular continuation is 3. dxe5 (45% of games).
Engine evaluation: +1.84 (Stockfish, depth 34; best line 3. dxe5 d5 4. e3 g5 5. Nd4 g4)
- ECO
- A80
- Moves
- 4 plies
- FEN
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1. d4 f5 2. Nf3 e5
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 0-1499 | 9 | |
| 1500-1999 | 2 | |
| All | 11 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 3. dxe5 | 5 (45%) | |
| 3. Nxe5 | 3 (27%) | |
| 3. Nc3 | 1 (9%) | |
| 3. e3 | 1 (9%) | |
| 3. Bg5 | 1 (9%) |
Highest-rated Lichess games
- MSe1 (1649) – SrinavR (1801) 1-0 · 2026-09-05 · 300 + 3s
- g1_chess (1660) – Gemunu (1715) 1-0 · 2026-09-04 · 300 + 0s
- Goshotbriz (1433) – Tarozziluca (1511) 1-0 · 2026-09-05 · 300 + 0s
Comes from
Dutch Defense (1. d4 f5) 1. d4 f5
More Dutch Defense lines (all)
- Dutch Defense: Alapin Variation A80
- Dutch Defense: Barcza Variation A80
- Dutch Defense: Hevendehl Gambit A80
- Dutch Defense: Hopton Attack A80
- Dutch Defense: Janzen-Korchnoi Gambit A80
- Dutch Defense: Kingfisher Gambit A80
- Dutch Defense: Korchnoi Attack A80
- Dutch Defense: Krejcik Gambit A80
- Dutch Defense: Krejcik Gambit, Tate Gambit A80
- Dutch Defense: Manhattan Gambit, Anti-Classical Line A80
- Dutch Defense: Manhattan Gambit, Anti-Leningrad A80
- Dutch Defense: Manhattan Gambit, Anti-Modern A80
Opening names and moves from the Lichess openings dataset; statistics from the Lichess open database, 2026-09 (CC0), sample of 12.6 million games, bots excluded; evaluations from Lichess cloud analysis (all CC0). Master games from The Week in Chess #920–#1664 by Mark Crowther, used with permission.