He currently plays for Athletic Bilbao B, wearing the number 12 shirt. He plays primarily as a Defender. His preferred foot is Right. His current market value is estimated at 50K €.

Throughout the Primera Federación 2024-2025, Erlantz Palacín Alfonso featured in 12 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.