the 2006–07 season. He played in his first career AHL game on October 7, 2006, also registering his first point (an assist), in a 5–0 win over the Peoria Rivermen. In his next game, on October 13, Valábik scored his first career AHL goal, against Karl Goehring of the Milwaukee Admirals in a 7–5 victory. He finished the season playing in 50 games with Chicago, scoring 2 goals and 9 points, helping the Wolves clinch a playoff spot. In the playoffs, Valábik had one assist in eight games as the Wolves lost to the Iowa Stars in the West Division finals. Valábik began the 2007–08 season with the Wolves, where in 58 games, he had 1 goal and 8 points. On March 17, 2008, the Thrashers called Valábik up to Atlanta, and two days later, on March 19, Valábik appeared in his first career NHL game, going pointless in a 5–3 loss to the Carolina Hurricanes. He finished the 2007–08 season with Atlanta, registering no points in seven games. He was then sent back to the Wolves for their Calder Cup playoff run. On April 26, 2008, Valábik scored his first career AHL playoff goal, against Pekka Rinne of the Milwaukee Admirals in a 3–0 victory. Overall, Valábik appeared in 24 playoff games with Chicago, scoring 3 goals and 4 points as the Wolves ultimately won the Calder Cup. Valábik began the 2008–09 season with the Wolves. In 11 games, he scored 1 goal and 3 points. In November, the Thrashers called Valábik up for the remainder of the season. He earned his first career NHL point on December 10, 2008, an assist in a 3–2 loss to the New York Rangers. He finished the season playing in 50 games with Atlanta, recording 5 assists and 132 penalty minutes. On July 20, 2009, he re-signed with the Thrashers. Valábik began the 2009–10 season with the Wolves. He suffered an ankle injury in a practice before the season, however, and missed the first six weeks of the season. Valábik returned to the lineup on November 20, 2009, and would play in six games with Chicago, earning no points, before being called up to Atlanta again. With the Thrashers, he appeared in 23 games, earning 2 assists. His 2009–10 season ended in early February after he tore his anterior cruciate ligament (ACL). On October 15, 2010, the Thrashers placed Valábik on waivers,