Here is the full list of all 49 NHL 15 achievements worth 1,000 gamerscore. It takes around 80-100 hours to unlock all of the achievements on Xbox One.
Score a goal with your goalie pulled in Online Versus mode.
Jump over an opponent with the puck
Win an NHL® Moments Live moment on Superstar difficulty
Beat a defender with a trick move between your legs.
Win the Presidents’ trophy in Be A GM mode.
Win a match in overtime in Online Versus Mode.
Tumble three opponents as a result of one hit
Sign a 1st line Forward, a Top 2 Defenseman or an Elite Goalie during Free Agency in Be A GM mode.
Win a match in Online Versus mode.
Win a title from any conference in Hockey Ultimate Team Seasons.
Get your first division promotion in Hockey Ultimate Team Seasons.
Collect a team of the Week player item in Hockey Ultimate Team mode.
In a Be A Pro game Have a replay package trigger about your created pro.
Win a Clarence S. Campbell bowl or Prince of Wales Trophy in Be A GM mode.
Win the Stanley Cup® in Be A GM mode.
Watch an entire Stanley Cup® Final game intro sequence in Be a GM or Be A Pro.
Win 25+ home games in one season in Be A GM mode.
Win 20+ away games in one season in Be A GM mode.
Start a breakout play behind your net and score on the ensuing rush
Sign a free agent player in Be A GM mode.
Assign a captain to your Hockey Ultimate Team using the Assign Captain card.
Have a player that you drafted grow to 90+ overall in Be A GM mode.
Complete a scout assignment in Be A GM mode.
Play and win a match in Be A GM mode.
Complete a trade in Be a GM mode.
Knock off the opposing goalie's Gatorade bottle from the net by scoring a goal.
Play a game from the True Broadcast Camera.
Complete a full game without skipping any NIS'/Replays
Chain at least two dekes together and score
Complete a Be a Pro Moment in NHL® Moments Live.
Score a hat trick with one player.
Starting from behind your net skate up the ice and score without passing.
Create a Be A Pro Character in Be A Pro Mode.
Change the team of a player by using the Change Team item in Hockey Ultimate Team
Trigger four different goal celebrations in one game
Win a fight with over half energy remaining
Get 30+ goals with your Be A Pro character in a single season.
Get 45+ assists with your Be A Pro character in a single season.
Get 100+ points with your Be A Pro character in a single season.
Win 5 matches with your Be A Pro character playing as a goalie.
Scout every eligible region in one season in Be A GM mode.
Make a trade to acquire a player with full Trade Value in Be A GM mode.
Win a Hockey Ultimate Team Seasons Playoff Championship.
Win the League Title in Hockey Ultimate Team Seasons.
Have a perfect season record in Hockey Ultimate Team Seasons.
Collect at least one Player item from each of the NHL® teams in Hockey Ultimate Team mode.
Collect at least one Player item from each team in Hockey Ultimate Team mode.
Buy and/or sell 150 items in the Hockey Ultimate Team Auction House.
Complete all NHL® Moments Live moments in the 2013-14 section