Before you start a scrap, or take a struggle NHL 21 Hut Coins invitation, recall as to what's at stake. First off, make sure that you realize that winning a struggle will re-fill the energy bars for all forward lines and defensive pairings. While you will eliminate a player on the ice for five minutes, then it may be worth it if you need a little extra energy.
Second, make sure you don't use one of your greatest players to either accept or initiate a fight. Normally, elite players do not have the very best fighting characteristics from the sport. And, more importantly, doing so with a few of your best skaters will require that player off the ice for 5 minutes.
As far as tips for a real fight, the key in combating is how many punches are thrown, but rather who comes out on top. In a fight, every attempted punch that is thrown wastes stamina, meaning that you need to be judicious when scraping. Though it might feel great to throw a flurry of punches at first, it won't when you have no energy left.
Typically, the opponent will only attempt to knock you as much as you can. Wait the opposition's strikes out, and then strike when that Buy NHL 21 Coins participant has little energy left.