| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. N Santos Morales vs R Alarcon Casellas |
  | 0-1 | 1 | 2012 | ITT Cerrado LAB IM | B20 Sicilian |
| 52. E J Fernandez Guillen vs R Alarcon Casellas |
| ½-½ | 15 | 2014 | 49th Capablanca Mem Open I | C15 French, Winawer |
| 53. R Alarcon Casellas vs M Narciso Dublan |
| 0-1 | 38 | 2014 | 22nd Montcada Open | A80 Dutch |
| 54. R Alarcon Casellas vs T Harutyunian |
| 0-1 | 42 | 2015 | 41st Badalona Open | D31 Queen's Gambit Declined |
| 55. Tiviakov vs R Alarcon Casellas |
| 1-0 | 45 | 2015 | 27th Carlos Torre Mem | C05 French, Tarrasch |
| 56. M Narciso Dublan vs R Alarcon Casellas |
| 1-0 | 43 | 2016 | 9th Sabadell Open | D17 Queen's Gambit Declined Slav |
| 57. G Ayats Llobera vs R Alarcon Casellas |
| 0-1 | 30 | 2018 | Barcelona CC IM | C05 French, Tarrasch |
| 58. R Alarcon Casellas vs J Cuadras Avellana |
| 1-0 | 64 | 2018 | Barcelona CC IM | A45 Queen's Pawn Game |
| 59. F Valenzuela Gomez vs R Alarcon Casellas |
| 1-0 | 36 | 2018 | Barcelona CC IM | C05 French, Tarrasch |
| 60. R Alarcon Casellas vs A Jimenez Ruano |
| 0-1 | 39 | 2018 | Barcelona CC IM | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 61. R O Gonzalez vs R Alarcon Casellas |
| 0-1 | 90 | 2018 | Barcelona CC IM | A25 English |
| 62. R Alarcon Casellas vs O Perez Mitjans |
| ½-½ | 13 | 2018 | Barcelona CC IM | C92 Ruy Lopez, Closed |
| 63. J A Villar Reymundo vs R Alarcon Casellas |
| ½-½ | 24 | 2018 | Barcelona CC IM | E20 Nimzo-Indian |
| 64. F Cruz vs R Alarcon Casellas |
| ½-½ | 12 | 2018 | Barcelona CC IM | C01 French, Exchange |
| 65. R Alarcon Casellas vs R Morros Faura |
| 1-0 | 41 | 2018 | Barcelona CC IM | D10 Queen's Gambit Declined Slav |
| 66. R Alarcon Casellas vs A Adly |
| 0-1 | 55 | 2018 | Sunway Sitges Open | A45 Queen's Pawn Game |
| 67. R Vasquez Schroeder vs R Alarcon Casellas |
| ½-½ | 42 | 2018 | Sunway Sitges Open | C03 French, Tarrasch |
| 68. R Alarcon Casellas vs A Beliavsky |
| 0-1 | 47 | 2018 | Sunway Sitges Open | C70 Ruy Lopez |
| 69. R Alarcon Casellas vs J M Lopez Martinez |
| ½-½ | 74 | 2018 | Sunway Sitges Open | B13 Caro-Kann, Exchange |
Kibitzing
