| Mar 22, 2026 | Velychko | ½–½ | Pankiv | Round 3: Velychko, Semen - Pankiv, Maksym | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Dec 19, 2025 | Trushko Andrii | 1–0 | Velychko Semen | Championship UKR Men`s 2025 | Queen's Gambit Declined | |
| Dec 18, 2025 | Dyachuk | 1–0 | Velychko | Round 5: Dyachuk, Artem - Velychko, Semen | Grünfeld Defense: Exchange Variation, Modern Exchange Variation, Kramnik's Line | |
| Oct 4, 2025 | Singh | 1–0 | Velychko | Round 1: Singh, Siddharth - Velychko, Semen | Sicilian Defense: Kan Variation, Polugaevsky Variation | |
| Aug 25, 2024 | Velychko | 0–1 | Lilliehook | EYCC 2024 - O12 | Sicilian Defense: Lasker-Pelikan Variation | |
| Aug 22, 2024 | Nicot | 1–0 | Velychko | EYCC 2024 - O12 | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 | |
| Aug 20, 2024 | Velychko | 0–1 | Fadeev | EYCC 2024 Blitz O12 | Rapport-Jobava System | |
| Aug 20, 2024 | Velychko | 1–0 | Negrean | EYCC 2024 Blitz O12 | Rapport-Jobava System | |
| Aug 20, 2024 | Velychko | 0–1 | Korszanski | EYCC 2024 Blitz O12 | Italian Game: Scotch Gambit, Max Lange Attack | |
| Aug 20, 2024 | Velychko | 1–0 | Kopacki | EYCC 2024 Blitz O12 | Queen's Pawn Game: Chigorin Variation, Irish Gambit | |
| Aug 20, 2024 | Velychko | 0–1 | Leenen | EYCC 2024 Blitz O12 | Rapport-Jobava System | |
| Aug 20, 2024 | Fadeev | ½–½ | Velychko | EYCC 2024 Blitz O12 | Sicilian Defense: Kalashnikov Variation | |
| Aug 20, 2024 | Negrean | 1–0 | Velychko | EYCC 2024 Blitz O12 | Neo-Grünfeld Defense: Classical Variation, Original Defense | |
| Aug 20, 2024 | Korszanski | 0–1 | Velychko | EYCC 2024 Blitz O12 | Sicilian Defense: Kalashnikov Variation | |
| Aug 20, 2024 | Kopacki | 0–1 | Velychko | EYCC 2024 Blitz O12 | Sicilian Defense: Kalashnikov Variation | |
| Aug 20, 2024 | Leenen | 1–0 | Velychko | EYCC 2024 Blitz O12 | English Opening: King's English Variation, Two Knights Variation, Keres Variation | |
| Aug 19, 2024 | Velychko | 1–0 | Veksler | EYCC 2024 Blitz O12 | Rapport-Jobava System | |
| Aug 19, 2024 | Velychko | 0–1 | Shilon Rahav | EYCC 2024 Blitz O12 | Rapport-Jobava System | |
| Aug 19, 2024 | Veksler | 0–1 | Velychko | EYCC 2024 Blitz O12 | Sicilian Defense: Löwenthal Variation | |
| Aug 19, 2024 | Shilon Rahav | 1–0 | Velychko | EYCC 2024 Blitz O12 | Sicilian Defense: Closed, Traditional | |
| Aug 18, 2024 | Velychko | 1–0 | Shilon Rahav | EYCC 2024 Rapid O12 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation | |
| Aug 18, 2024 | Velychko | 0–1 | Beniosev | EYCC 2024 Rapid O12 | Indian Defense: Reversed Chigorin Defense | |
| Aug 18, 2024 | Radzimski | 1–0 | Velychko | EYCC 2024 Rapid O12 | Sicilian Defense: Closed, Traditional | |
| Aug 18, 2024 | Kostiak | 0–1 | Velychko | EYCC 2024 Rapid O12 | Indian Defense | |
| Aug 17, 2024 | Velychko | ½–½ | Kopacki | EYCC 2024 Rapid O12 | Blackmar-Diemer Gambit: Reversed Albin Countergambit | |
| Aug 17, 2024 | Velychko | ½–½ | Belin | EYCC 2024 Rapid O12 | Rapport-Jobava System | |
| Aug 17, 2024 | Seikmann | 0–1 | Velychko | EYCC 2024 Rapid O12 | English Opening: Carls-Bremen System | |
| Aug 17, 2024 | Honcharov | 0–1 | Velychko | EYCC 2024 Rapid O12 | Sicilian Defense: Old Sicilian | |
| Aug 17, 2024 | Kipen | 0–1 | Velychko | EYCC 2024 Rapid O12 | Sicilian Defense: Grand Prix Attack | |
| Jun 24, 2024 | Velychko | 0–1 | Petroff | Round 4: Velychko, Semen - Petroff, Vlad | Caro-Kann Defense: Exchange Variation | |
| Jun 23, 2024 | Velychko | 1–0 | Meszaros-Csonka | Round 3: Velychko, Semen - Meszaros-Csonka, David | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation | |
| Jun 21, 2024 | Velychko | ½–½ | Golis | Round 1: Velychko, Semen - Golis, Wiktor | Sicilian Defense: Najdorf Variation | |
| Mar 15, 2024 | Skarbarchuk | 1–0 | Velychko | Charity Event for Memory Ukrainian Ches | Grünfeld Defense: Exchange Variation | |
| Mar 15, 2024 | Dovgaliuk | 1–0 | Velychko | Charity Event for Memory Ukrainian Ches | Trompowsky Attack | |
