Two lines of players 1 ball.
Player 1 passes the ball to player 1 whom moves onto the ball catches the ball and does a two step lay up, rebounds their own ball and passes it to the next player 1 and goes to the back of the player 2 line of players.
World Rugby has reportedly conceded Aaron Smith's disallowed try in the World Cup final should have stood.
"It is not only useful for staff who are experienced but a valuable tool for those subject staff who have to take teams."
The variety of sessions across sports - sometimes we steal session ideas from one sport and use them with another.