Bissonnette is an unrestricted free agent who’s spent the last five seasons with the Coyotes. The 29-year-old broke into the NHL with the Penguins.
The Blues already have an enforcer in Ryan Reaves (and he’s signed through 2017-18), so Bissonnette’s chances of making the club could be hindered by that.
In fact, Bissonnette and Reaves already know each other quite well:
If Bissonnette doesn’t catch on with the Blues, there have been other teams that have reportedly shown interest in signing him, including the Washington Capitals.