| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. L Masic vs M Sibarevic |
| 1-0 | 41 | 1968 | Yugoslav Championship | A07 King's Indian Attack |
| 52. L Masic vs V Bukal Sr |
| ½-½ | 41 | 1968 | Yugoslav Championship | A04 Reti Opening |
| 53. A Bradvarevic vs L Masic |
| ½-½ | 11 | 1968 | Yugoslav Championship | B92 Sicilian, Najdorf, Opocensky Variation |
| 54. R G Wade vs L Masic |
| ½-½ | 51 | 1968 | Parcetic Memorial | B25 Sicilian, Closed |
| 55. Matulovic vs L Masic |
| 0-1 | 57 | 1968 | Parcetic Memorial | B60 Sicilian, Richter-Rauzer |
| 56. L Masic vs M Radojevic |
| ½-½ | 41 | 1968 | Parcetic Memorial | A15 English |
| 57. Ivkov vs L Masic |
| ½-½ | 17 | 1968 | Parcetic Memorial | D42 Queen's Gambit Declined, Semi-Tarrasch, 7.Bd3 |
| 58. L Masic vs Hort |
| 0-1 | 41 | 1968 | Parcetic Memorial | A06 Reti Opening |
| 59. L Barczay vs L Masic |
| 0-1 | 22 | 1968 | Parcetic Memorial | B42 Sicilian, Kan |
| 60. L Masic vs G Kluger |
| 0-1 | 51 | 1968 | Parcetic Memorial | A14 English |
| 61. L D Kovacs vs L Masic |
| ½-½ | 34 | 1968 | Parcetic Memorial | E80 King's Indian, Samisch Variation |
| 62. L Masic vs B Kurajica |
| ½-½ | 59 | 1968 | Parcetic Memorial | A14 English |
| 63. I Buljovcic vs L Masic |
| 1-0 | 61 | 1968 | Parcetic Memorial | B53 Sicilian |
| 64. L Masic vs I Cudina |
| 1-0 | 42 | 1968 | Parcetic Memorial | A15 English |
| 65. Dzindzichashvili vs L Masic |
| 1-0 | 41 | 1969 | Goglidze Memorial 1969/70 | D32 Queen's Gambit Declined, Tarrasch |
| 66. L Masic vs Gufeld |
| 0-1 | 43 | 1969 | Goglidze Memorial 1969/70 | E73 King's Indian |
| 67. L Masic vs Kholmov |
| 1-0 | 55 | 1969 | Goglidze Memorial 1969/70 | A13 English |
| 68. Suetin vs L Masic |
| 1-0 | 43 | 1969 | Goglidze Memorial 1969/70 | B82 Sicilian, Scheveningen |
| 69. Bronstein vs L Masic |
 | 1-0 | 40 | 1969 | Goglidze Memorial 1969/70 | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 70. L Masic vs B Ivanovic |
| ½-½ | 31 | 1969 | Yugoslav Championship | A22 English |
| 71. T Rakic vs L Masic |
| 0-1 | 34 | 1969 | Yugoslav Championship | A43 Old Benoni |
| 72. L Masic vs P Ostojic |
| 0-1 | 76 | 1969 | Yugoslav Championship | E61 King's Indian |
| 73. A Deze vs L Masic |
| ½-½ | 55 | 1969 | Yugoslav Championship | E80 King's Indian, Samisch Variation |
| 74. L Masic vs D Ciric |
| 1-0 | 29 | 1969 | Yugoslav Championship | A13 English |
| 75. A Planinc vs L Masic |
| 1-0 | 23 | 1969 | Yugoslav Championship | B56 Sicilian |
Kibitzing
