Ivan van Zyl has learned plenty of new tricks since he joined Saracens in 2021. By his own admission he needed to sharpen his skills to meet the unique demands of European rugby.
Sunday's autumn international at Murrayfield pits two cerebral coaches and former Glasgow men against each other.
The latest in the 15 for 10 series takes a look at perennial domestic and European champions Saracens, who have amassed an extraordinary level of talent.
Saracens have set the benchmark in English rugby and it looks as if Sale Sharks have been paying very close attention to exactly how they have done it.