It's a task previously taken on by the likes of Manchester United, Chelsea and, er, St Johnstone’s youth team – and now that list has been bolstered.
The remit is simple: each player must head the ball down the line, before the final man nods into a (presumably empty) bin to complete the party trick.
And just look what it means to these Cruz Azul players...
The move starts at 0:50
Actually, it may well have been more than the match they were preparing for – the Mexican giants drew 0-0 with Albrijes, from the division below.
‘The fact he’s on a short deal doesn’t sit well. Gareth laid the foundations for players coming through. All Tuchel’s got to worry about is the here and now’: England hero lays out his issues with Thomas Tuchel appointment
‘England supporters are craving some success. If Tuchel can come in and finish the brilliant job Gareth Southgate started, nobody will care if he leaves’: Ex-Three Lions international gives his take on Thomas Tuchel's short-term deal
