Lester Martínez’s most recent fight against Immanuwel Aleem was scheduled to air on ProBox TV , and several listings also say it was available on ProBox TV’s YouTube channel for free in some regions.

Where to watch

  • ProBox TV : listed as the main broadcast for the Martínez vs. Aleem fight.
  • ProBox TV YouTube channel : reported as a free viewing option in the UK and worldwide by one boxing outlet.
  • Fubo Sports / Fubo : older Lester Martínez fight coverage also appeared on Fubo, but that was for a different matchup.

Fight context

Martínez was set to fight for the interim super middleweight title against Immanuwel Aleem on Saturday, March 21, 2026, in San Bernardino, California. A separate 2025 Martínez fight against Joeshon James had different streaming details, so the best current watch option depends on which bout you mean.

Best practical answer

If you’re looking for the current Lester Martínez fight , start with ProBox TV and check whether the ProBox TV YouTube channel is carrying it in your region.