Neco Williams made his senior debut and Harvey Elliott became the youngest Liverpool player to appear at Anfield as the Reds beat Arsenal.
Jurgen Klopp made five changes to his Liverpool side for the visit to Genk in the Champions League, including a return for Mohamed Salah.
Jurgen Klopp praised the way Liverpool rallied late in their 1-1 draw with Manchester United but questioned the hosts' opening goal.
Liverpool midfielder Naby Keita will be in the squad and prepared to play against his former side Salzburg in the Champions League.
Liverpool manager Jurgen Klopp shrugged off talk the European champions were back on their perch.
Liverpool's starting XI in the EFL Cup match against MK Dons could include Rhian Brewster and Caoimhin Kelleher, as well as Naby Keita.
Alisson is not expected to return to Liverpool action until next month but Naby Keita is nearing a comeback, according to Jurgen Klopp.
Liverpool are yet to put a time frame on Alisson's return from a calf issue suffered against Norwich City.
Jurgen Klopp confirmed Naby Keita is struggling with a hip problem and does not know when the midfielder will return.
Liverpool have conducted a quiet transfer window and Jurgen Klopp was not willing to make noise about Philippe Coutinho.