14K games from Lichess · Updated January 2026
At all ratings, the Pterodactyl Defense: Fianchetto, Queen Pteranodon has a 48.1% expected score for White (we're 90% confident it's between 47.4% and 48.8%), based on 14K Lichess games.
Declines with rating: 60% → 54%
Best in UltraBullet (71%), worst in Classical (42%)
Click any cell to filter. Green = above 50%, Red = below 50%.
| Rating | UB | Bulle | Blitz | Rapid | Class |
|---|---|---|---|---|---|
| 0-999 | — | — | — | ||
| 1000-1199 | — | — | |||
| 1200-1399 | — | — | |||
| 1400-1599 | — | ||||
| 1600-1799 | |||||
| 1800-1999 | — | ||||
| 2000-2199 | — | ||||
| 2200-2499 | — | ||||
| 2500+ | — | — | — |
Expected score matrix by rating bracket and time control
The Pterodactyl Defense: Fianchetto, Queen Pteranodon has a 46.2% (90% CI: 45.5%-46.9%) win rate for white, based on 14K rated games from Lichess.
The Pterodactyl Defense: Fianchetto, Queen Pteranodon performs best at 2500+ Elo with a 54.1% win rate for white (671 games). Win rate tends to decline at higher ratings as opponents know the theory better.
Bullet (48.0%) outperforms Rapid (43.5%) by 4.5%. Choose your time control wisely.
The Pterodactyl Defense: Fianchetto, Queen Pteranodon has a sharpness score of 96.3 (very decisive), meaning 96.3% of games end decisively. Average game length is 35 moves.
At 1200-1399 Elo, the Pterodactyl Defense: Fianchetto, Queen Pteranodon has a 54.4% (90% CI: 48.8%-60.1%) win rate for white, based on 207 Lichess games. Average game length is 29 moves with a 1.2% draw rate.
At 1400-1599 Elo, the Pterodactyl Defense: Fianchetto, Queen Pteranodon has a 53.8% (90% CI: 50.0%-57.6%) win rate for white, based on 468 Lichess games. Average game length is 31 moves with a 2.0% draw rate.
At 1600-1799 Elo, the Pterodactyl Defense: Fianchetto, Queen Pteranodon has a 47.4% (90% CI: 44.9%-49.9%) win rate for white, based on 1.1K Lichess games. Average game length is 34 moves with a 3.7% draw rate.
At 1800-1999 Elo, the Pterodactyl Defense: Fianchetto, Queen Pteranodon has a 45.1% (90% CI: 43.6%-46.6%) win rate for white, based on 3.0K Lichess games. Average game length is 35 moves with a 3.5% draw rate.
At 2000-2199 Elo, the Pterodactyl Defense: Fianchetto, Queen Pteranodon has a 45.4% (90% CI: 44.3%-46.6%) win rate for white, based on 4.9K Lichess games. Average game length is 35 moves with a 3.6% draw rate.
At 2200-2499 Elo, the Pterodactyl Defense: Fianchetto, Queen Pteranodon has a 44.9% (90% CI: 43.5%-46.3%) win rate for white, based on 3.6K Lichess games. Average game length is 36 moves with a 4.5% draw rate.
At 2500+ Elo, the Pterodactyl Defense: Fianchetto, Queen Pteranodon has a 54.1% (90% CI: 50.9%-57.2%) win rate for white, based on 671 Lichess games. Average game length is 38 moves with a 3.6% draw rate.
In Bullet games, the Pterodactyl Defense: Fianchetto, Queen Pteranodon has a 48.0% (90% CI: 46.9%-49.1%) win rate for white (5.7K Lichess games). Draw rate is 2.3%.
In Blitz games, the Pterodactyl Defense: Fianchetto, Queen Pteranodon has a 45.1% (90% CI: 44.2%-46.0%) win rate for white (7.6K Lichess games). Draw rate is 4.5%.
In Rapid games, the Pterodactyl Defense: Fianchetto, Queen Pteranodon has a 43.5% (90% CI: 40.4%-46.6%) win rate for white (694 Lichess games). Draw rate is 6.0%.
The Pterodactyl Defense: Fianchetto, Queen Pteranodon is slightly favors black with a 46.2% (90% CI: 45.5%-46.9%) win rate across all ratings. It performs best at 2500+ Elo. Your results depend on your rating, time control, and how well you know the typical plans.