Erling Haaland, the Norwegian striker who joined Borussia Dortmund in 2021, has been one of the most exciting players in football over the past few seasons. He is known for his exceptional goal-scoring ability and his impressive finishing skills.

Haaland has scored 76 goals in 84 games for Borussia Dortmund since joining the club in January 2021. His efficiency rate is very high, with only one goal conceded for every three shots he takes on average. This indicates that he is able to score a lot of goals with relatively low risk.

One way that Haaland has been able to achieve such high goal-scoring rates is through his excellent positioning and movement. He is able to find spaces in the opposition defense and use his speed and agility to create opportunities for himself. Additionally, his shot accuracy is also very good, as he tends to hit the target from a distance.

Another factor that contributes to Haaland's success is his work-rate. He is always willing to run behind the opposition defense and chase down loose balls, which helps him create scoring chances. Additionally, his willingness to take risks and attack the opposition goal can lead to some spectacular goals.

However, it's important to note that Haaland's goal-scoring efficiency does not come without its challenges. He has had a few injuries throughout his career, which have affected his performance. Additionally, his tendency to play too aggressively sometimes leads to red cards, which can affect his team's results.

Overall, Erling Haaland's goal-scoring efficiency at Borussia Dortmund is impressive. His excellent positioning, shot accuracy, and work-rate make him a dangerous player to defend against. However, he will need to be careful not to get caught up in the physicality of the game and take unnecessary risks.