Let's take a look at which NHL teams improved the most, which took the biggest chances and which fell flat on its face on deadline day.

Brad Marchand was one of three Bruins traded on Friday, as general manager Don Sweeney held a fire sale at the NHL's deadline.

NHL trade deadline has come to an end, and Stanley Cup contenders in both conferences are loaded up in an arms race. Some of the deals made over the last week will determine which team lifts the Cup in a few months.