Jay Stansfield and Ayumu Yokoyama both scored twice as Birmingham City progressed in the EFL Trophy with a 7-1 win over Fulham Under-21s.
Alfie May, Keshi Anderson and Lyndon Dykes also got in on the act as the Blues really turned up the heat on their visitors in the second half, despite Martial Godo initially levelling.
Doncaster Rovers secured their progression to the knockout stages of the competition after beating Barnsley 3-1 at the Eco-Power Stadium.
Second-half goals from Joe Ironside and Harry Clifton put the hosts in control before Aiden Marsh halved the deficit. Kyle Hunt made sure of the win six minutes from time.
Exeter City maintained their 100% record to progress from Group O with a 3-2 win over Bristol Rovers thanks to goals from Jay Bird, Millenic Alli and Demetri Mitchell. Connor Taylor and Isaac Hutchinson were on the scoresheet for Rovers.
AFC Wimbledon are also through despite a 3-0 defeat at home by Brighton and Hove Albion U21s, who took the win thanks to second half strikes from Caylan Vickers, Cameron Peupion and Remeiro Moulton.
Manchester City U21s were the only top-flight youth side to come out on top, as they beat Grimsby Town 5-4 on penalties after goals from Reigan Heskey and Danny Rose in the final few minutes could not separate the sides.
There were comprehensive victories for both Mansfield Town and Cheltenham Town, who beat Newcastle United and West Ham United U21s 3-0 and 3-2 respectively.
Lucas Aikins and Ben Quinn, who scored twice, helped Mansfield to victory, while Liam Dulson, Matt Taylor and Tom King scored for Cheltenham, with Kamarai Simon-Swyer grabbing a consolation for the Hammers.
Miles Leaburn scored in each half to help Charlton Athletic take a huge step towards progression with a 3-0 win over Chelsea Under-21s, before Tyreece Campbell added a third in stoppage time.
Accrington Stanley celebrated a narrow 2-1 win over Everton U21s, with goals courtesy of Charlie Jay Whittaker and Josh Woods either side of Harrison Armstrong’s leveller.