| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. L Costa vs V Sivuk |
| 0-1 | 49 | 2024 | Sardinia World Open A | B12 Caro-Kann Defense |
| 52. N Zemach vs L Costa |
| ½-½ | 112 | 2024 | Sardinia World Open A | D39 Queen's Gambit Declined, Ragozin, Vienna Variation |
| 53. L Costa vs B Derakhshani |
| 1-0 | 26 | 2024 | Sardinia World Open A | B30 Sicilian |
| 54. R Vogel vs L Costa |
| 1-0 | 50 | 2024 | German Championship | A45 Queen's Pawn Game |
| 55. L Costa vs R Svane |
| ½-½ | 28 | 2024 | German Championship | C65 Ruy Lopez, Berlin Defense |
| 56. V Kunin vs L Costa |
| 1-0 | 34 | 2024 | German Championship | D39 Queen's Gambit Declined, Ragozin, Vienna Variation |
| 57. M Deuer vs L Costa |
| 0-1 | 38 | 2024 | German Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 58. L Costa vs N Huschenbeth |
| 0-1 | 19 | 2024 | German Championship | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 59. D Wagner vs L Costa |
| ½-½ | 45 | 2024 | German Championship | D45 Queen's Gambit Declined Semi-Slav |
| 60. L Costa vs Buhmann |
| ½-½ | 41 | 2024 | German Championship | C02 French, Advance |
| 61. Fridman vs L Costa |
| ½-½ | 34 | 2024 | German Championship | A13 English |
| 62. L Costa vs D Kollars |
| ½-½ | 23 | 2024 | German Championship | C78 Ruy Lopez |
| 63. L Winterberg vs L Costa |
| 0-1 | 40 | 2024 | Bundesliga 2024/25 | D45 Queen's Gambit Declined Semi-Slav |
| 64. L Costa vs Buhmann |
| ½-½ | 42 | 2024 | Bundesliga 2024/25 | C00 French Defense |
| 65. L Isbilir vs L Costa |
| 0-1 | 47 | 2024 | Bavarian Open | B10 Caro-Kann |
| 66. L Costa vs V Lederle |
| 1-0 | 44 | 2024 | Bavarian Open | B45 Sicilian, Taimanov |
| 67. G Schnepp vs L Costa |
| 0-1 | 34 | 2024 | Bavarian Open | B28 Sicilian, O'Kelly Variation |
| 68. L Costa vs E Safarli |
| 0-1 | 47 | 2024 | Bavarian Open | C61 Ruy Lopez, Bird's Defense |
| 69. M Bach vs L Costa |
| 0-1 | 32 | 2024 | Bavarian Open | D43 Queen's Gambit Declined Semi-Slav |
| 70. L Costa vs M Arnold |
| 1-0 | 44 | 2024 | Bavarian Open | B48 Sicilian, Taimanov Variation |
| 71. L Costa vs V Karthik |
| 0-1 | 55 | 2024 | Bavarian Open | B90 Sicilian, Najdorf |
| 72. C Maier vs L Costa |
| 0-1 | 54 | 2024 | Bavarian Open | C77 Ruy Lopez |
| 73. P Nutakki vs L Costa |
| ½-½ | 88 | 2024 | Bavarian Open | D02 Queen's Pawn Game |
| 74. J van Foreest vs L Costa |
| 1-0 | 39 | 2024 | Bundesliga 2024/25 | C53 Giuoco Piano |
| 75. L Costa vs A Krastev |
| ½-½ | 30 | 2024 | Bundesliga 2024/25 | B45 Sicilian, Taimanov |
Kibitzing
