A brace from Jacob Murphy led Newcastle to a 4-0 victory over Bradford City at Valley Parade.
The winger, who joined from Norwich last week, doubled the Magpies lead shortly after Christian Atsu netted the game's opening goal in the 50th minute.
Serbian striker Aleksander Mitrovic added Newcastle's third before Murphy sealed the rout with his second goal of the game.
Rafa Benitez's side next take on Mainz on the July 29 in Germany.