For every shiny bauble a general manager reaches for at the trade deadline, searching for pieces that fit perfectly into a playoff-drive or Stanley Cup puzzle, there are countless others with hidden jagged edges that end up leaving a franchise bloodied and battered.
With the trade deadline just two weeks away, here's a look at the best and worst deals since the 2012 lockout.
Successes
March 5, 2014: Los Angeles Kings acquire winger Marian Gaborik from the Columbus Blue Jackets for winger Matt Frattin, a second-round pick and a third-round pick.