‘The Flames sent Regehr, right wing Ales Kotalik(notes) and their second-round draft pick in 2012 to the Sabres for defenseman Chris Butler(notes) and center Paul Byron(notes). Regehr, a 12-year veteran who has spent his entire NHL career with the Flames, waived his no-trade rights in order for the deal to be completed.’
Flames finalize trade to send Regehr to Sabres
Source: AP