With four teams in the NCAA tournament and three in the Frozen Four, the Big Ten Conference at last showed last season it can be a power league in college men’s hockey.

Now the question that will start to be answered in the 2018-19 season: Was it a fleeting occurrence or the continuation of a sustainable trend?

The Big Ten took its lumps nationally over its first three seasons for getting a combined four teams in the national tournament. In 2017, the momentum started to build with three participants, but still no Frozen Four qualifiers.

When Notre Dame, Michigan and Ohio State made it to St. Paul, Minnesota, last April, it was seen as a potential coronation of the league. Minnesota Duluth had other ideas and won a third straight championship for the National Collegiate Hockey Conference.

No one’s disputing there still will be fans who long for the old rivalries of the Western Collegiate Hockey Association. But those inside the Big Ten hope there’s a gradual acceptance of things that comes with being more of a force nationally.

“What I think people gotta realize is, jump on board because it is a great league,” Ohio State coach Steve Rohlik said at the Frozen Four last season.

Here are five things to know about the Big Ten in the 2018-19 season: