See Key for column definitions.
| Team | Competition | Starts | Subs | Subbed | Total | Mins | MPG | Rating |
| Sestao River | Primera División RFEF - Play Offs | 11 | 2 | 2 | 13 | 1,025 | 78.8 | |
| Warriors | Premier League | 2 | 1 | 0 | 3 | 187 | 62.3 | |
| Warriors | AFC Cup | 1 | 0 | 0 | 1 | 90 | 90.0 | 6.20 |
| Totals | | 14 | 3 | 2 | 17 | 1,302 | 76.6 | 6.20 |
Key to column names
See Key for column definitions.
| Team | Competition | Appearances | Goals | GPG | MPG | Assists | Shots | On T | Off T | SPG | Dribbles | Passes | Acc | Fouled |
| Sestao River | Primera División RFEF - Play Offs | 13 | 2 | 6.5 | 513 | 0 | 0 | 0 | 0 | 0 | 0 | | | 0 |
| Warriors | Premier League | 3 | 0 | | | 0 | 0 | 0 | 0 | N/A | 0 | | | 0 |
| Warriors | AFC Cup | 1 | 0 | | | 0 | 0 | 0 | 0 | N/A | 0 | 48 | 41 | 0 |
| Totals | | 17 | 2 | | | 0 | 0 | 0 | 0 | 0 | 0 | 48 | 41 | 0 |
Key to column names
- GPG
- Goals per game
- MPG
- Minutes per goal
- SPG
- Shots per goal
- On T
- Shots on Target
- Off T
- Shots off Target
- Acc
- Accurate passes
| Team |
Competition |
Appearances |
Conceded | Saves | Tackles | Blocks | Interceptions | Duels Won | Duels Lost | Fouls Committed |
| Sestao River | Primera División RFEF - Play Offs | 13 | | | 0 | 0 | 0 | 0 | 0 | 0 |
| Warriors | Premier League | 3 | | | 0 | 0 | 0 | 0 | 0 | 0 |
| Warriors | AFC Cup | 1 | 0 | | 1 | 0 | 0 | 5 | 2 | 0 |
| Totals | | 17 | 0 | 0 | 1 | 0 | 0 | 5 | 2 | 0 |
The total yellow and red cards received by Gaizka Martínez in each competition are shown below.
| Team | Competition | Appearances | Yellows | Reds |
| Sestao River | Primera División RFEF - Play Offs | 13 | 5 | 0 |
| Warriors | Premier League | 3 | 0 | 0 |
| Warriors | AFC Cup | 1 | 0 | 0 |
| Totals | | 17 | 5 | 0 |