The IIHF World Championship is the biggest event in international hockey, and it's the one major tournament that takes place after the main club season, with national teams taking over where league sides leave off. With the team strength subject to change at any moment due to rosters being built on availability of players, late signings, how they're playing at the moment, and how well each country gels together during the tournament - that makes for a pretty specific betting market. This page is actually really helpful because it brings all upcoming IIHF World Championship matches, plus bookmaker odds, and any early movement in the market together in one place - so you can quickly get a look at the prices before the market has a full chance to adjust Hockey betting odds
This tournament is very different from the club scene - it's all about national teams, short prep time, and teams using whatever lineup looks best for the game. That's why IIHF World Championship odds tend to jump around because of roster news, decisions on who's playing in goal, and knowing just how good the top teams are compared to ones fighting to stay free from relegation.
But it's not just the teams that change up the betting scene, the structure of the tournament does too. The early group games and the later knockout rounds create very different betting conditions - the motivation, pressure and the matchup dynamics all change as the tournament progresses. So, comparing odds, handicaps, total goals and line movement becomes so much more valuable than just looking at the schedule.