They'd be better if the majority of them weren't merged into existing crests.
Juventus, Roma, Lazio, Genoa, Fiorentina... there does seem to be an overarching Italian influence here.
https://www.reddit.com/r/hockey/comments/4xczyv/soccerstyle_crests_for_each_nhl_team/d6ehlb4
Yes, a lot of these are "borrowed" from actual clubs, but here is a list of the teams and their inspirations. You guys got a lot of them below. (Sorry if formatting is ****, I'm on mobile).
Anaheim Ducks - Tottenham
Arizona Coyotes - Wolverhampton
Boston Bruins - Roma
Buffalo Sabres - Sheffield
Calgary Flames - Atletico Madrid
Carolina Hurricanes - Romanian National Team
Chicago Blackhawks - Juventus
Colorado Avalanche - Original
Columbus Blue Jackets - Arsenal
Dallas Stars - Torino
Detroit Red Wings - Lazio
Edmonton Oilers - Shaktar Donetsk
Florida Panthers - Genoa
Los Angeles Kings - West Ham
Minnesota Wild - Original
Montreal Canadiens - Marseilles
Nashville Predators - Hull City
New Jersey Devils - Manchester United
New York Islanders - Rangers
New York Rangers - Santos FC
Ottawa Senators - Lyon
Philadelphia Flyers - Brazil National Team
Pittsburgh Penguins - West Brom
San Jose Sharks - Croatia National Team
St. Louis Blues - Ghana National Team
Tampa Bay Lightning - Original
Toronto Maple Leafs - Celtic
Vancouver Canucks - Barcelona
Washington Capitals - Manchester City
Winnipeg Jets - Fiorentina