The Argentina international has been sidelined since early February, after suffering a knee injury during the closing stages of our defeat to Crystal Palace at Old Trafford.
Licha soon underwent surgery and has been putting in the hard yards over the last few months at Carrington, as part of his rehabilitation programme.
That gradual process has now reached a significant step, with Martinez able to join the group again out on the grass.
Our no.6 has made 91 appearances for United since joining from Ajax in 2022, scoring three goals and winning the Carabao Cup and Emirates FA Cup.