Ben Bartenstein Abeer Abu Omar Adveith Nair And Farah Elbahrawy Bloomberg

As Gulf oil wealth flows to all corners of the globe - backing mega mergers, propping up economies and upending the world of sport - moves by a key member of Abu Dhabi's ruling family have positioned him as one of world's most influential dealmakers.

As Gulf oil wealth flows to all corners of the globe - backing mega mergers, propping up economies and upending the world of sport - moves by a key member of Abu Dhabi's ruling family have positioned him as one of world's most influential dealmakers.