First half goal from Sado Djalo, Robbie Dale and Nathan Buddle put Blyth in control at half-time before a second half fightback from Newcastle Under-23s saw Jay Turner-Cooke and Santiago Munoz find the net.
Here are our player ratings from the match...
13. Joe Oliver - 6
On for Carlyon 65: Was steady down the right side as Newcastle pushed to get back into the game. | Getty Images
14. Ellis Stanton - n/a
On for Brookwell 86: Saw the game out. | Liverpool FC via Getty Images
4 / 4