When Andy and I visited this same spot at Cathiron during the Covid-ravaged autumn of 2020 (over two years previously) we also saw and photographed a Class 720 Aventura on test, see.....
https://www.ontheupfast.com/p/21936chg/29767268204/x720539-720540-13-49-rugby-wolverton. Today, another Aventura in the form of 720124 is seen on a mileage accumulation run as the 5Q28 13.52 Rugby to Willesden TMD via a blast down and back up the WCML Trent Valley route with a reversal at Stafford.