Butler, Lucas, Martin and McGill each ended the season on the Packers' practice squad. Wrobel (pronounced ROE-bul) took part in Seattle's 2005 training camp after signing with the Seahawks as a non-drafted free agent in April.
Butler participated in the Packers' 2005 preseason camp after signing as a non-drafted free agent in the spring. He had re-signed to the team's practice squad in November and spent the season's final eight weeks in Green Bay.
Lucas first joined the Packers last June and spent most of training camp in Green Bay. He was signed to the practice squad in early September and spent two games on the 53-man roster, making his NFL debut at Atlanta, Nov. 13, but didn't catch a pass. Inactive for the following contest vs. Minnesota, Nov. 21, he returned to the practice squad later that week.
Martin was on the Packers' practice squad for the final seven games. He entered the NFL as a rookie free agent signed by the San Diego Chargers after the '04 draft. Waived by San Diego in the preseason and out of football for the 2004 campaign, he re-signed with the Chargers in January and earned All-NFL Europe honors for the 2005 league champion Amsterdam Admirals.
McGill had signed to the Green Bay practice squad. He spent most of 2004 on the Jets' practice squad, then earned all-NFL Europe honors this past spring for the Hamburg Sea Devils. Waived by New York at the end of the preseason, he was claimed by Miami and spent the 2005 season's first four weeks on the 53-man roster of the Dolphins. Inactive for those four games, he was waived by Miami in October then re-signed to the team's practice squad, where he remained until his Dec. 15 release. McGill also has experience in the Arena Football League.
Wrobel is from Stoddard, Wis. Originally signed as a non-drafted free agent by Seattle in April, he spent the first few weeks of training camp with the Seahawks before he was released. A first-team Northern Sun Conference performer, Wrobel, as a senior, led the Division II Warriors to a 10-2 record and postseason berth. As a junior, he garnered second-team All America honors.