| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 151. D Rogic vs G Halvax |
| ½-½ | 48 | 2022 | Austrian Bundesliga 2021/22 | B33 Sicilian |
| 152. G Halvax vs M Horvath |
| 1-0 | 37 | 2022 | Austrian Bundesliga 2021/22 | D02 Queen's Pawn Game |
| 153. E Hansen vs G Halvax |
| 1-0 | 66 | 2022 | 37th European Chess Club Cup | B31 Sicilian, Rossolimo Variation |
| 154. S Bogner vs G Halvax |
| 1-0 | 58 | 2022 | 37th European Chess Club Cup | E06 Catalan, Closed, 5.Nf3 |
| 155. G Halvax vs F Mesaros |
| 1-0 | 31 | 2022 | Austrian Bundesliga 2022/23 | D38 Queen's Gambit Declined, Ragozin Variation |
| 156. P Acs vs G Halvax |
| ½-½ | 52 | 2022 | Austrian Bundesliga 2022/23 | B31 Sicilian, Rossolimo Variation |
| 157. D Atlas vs G Halvax |
| 0-1 | 49 | 2022 | Austrian Bundesliga 2022/23 | B22 Sicilian, Alapin |
| 158. G Halvax vs B Huber |
| ½-½ | 25 | 2022 | Austrian Bundesliga 2022/23 | D37 Queen's Gambit Declined |
| 159. M Landl vs G Halvax |
| 0-1 | 34 | 2023 | Austrian Bundesliga 2022/23 | A07 King's Indian Attack |
| 160. G Halvax vs C Singer |
| ½-½ | 78 | 2023 | Austrian Bundesliga 2022/23 | D30 Queen's Gambit Declined |
| 161. G Halvax vs S Walter |
| ½-½ | 31 | 2023 | Austrian Bundesliga 2022/23 | D37 Queen's Gambit Declined |
| 162. G Halvax vs R Antoniewski |
| ½-½ | 19 | 2023 | Austrian Bundesliga 2022/23 | D26 Queen's Gambit Accepted |
| 163. G Halvax vs Naiditsch |
| ½-½ | 78 | 2023 | Austrian Bundesliga 2022/23 | E11 Bogo-Indian Defense |
| 164. R Sadhwani vs G Halvax |
| 1-0 | 33 | 2025 | Bundesliga 2024/25 | B40 Sicilian |
| 165. G Halvax vs B Amin |
| 0-1 | 29 | 2025 | Bundesliga 2024/25 | A54 Old Indian, Ukrainian Variation, 4.Nf3 |
| 166. L Winterberg vs G Halvax |
| ½-½ | 20 | 2025 | Bundesliga 2024/25 | E04 Catalan, Open, 5.Nf3 |
Kibitzing
