Five Reasons Why The Top Teams Have Struggled At The World Cup In Russia

2. Improved Quality Of Lesser Known Opponents

Some of the teams that were not known in the past few decades or prior to that, have slowly developed their quality and have now grown into teams, that can be a threat to the bigger names. The likes of Iceland, Switzerland, Mexico, Nigeria, and others have become really tough to beat at times and none of them can be taken lightly, as a little slip-up at a crucial moment can really hurt big-time.