Mark Magsayo, a 126-pound titleholder, will make his first defense against Rey Vargas this evening (Saturday) at the Alamodome in San Antonio on Showtime.

The Filipino won his belt by outpointing Gary Russell Jr. in January.

In the co-feature, former 122-pound champ Brandon Figueroa is scheduled to face Carlos Castro in a 12-round fight at 126. Also, 140-pound contender Frank Martin faces Jackson Marinez, and 147-prospect Rashidi Ellis takes on Jose Marrufo.

The streamed portion of the card begins at 9 p.m. ET / 6 p.m. PT. The main event will take place later in the show.

Boxing Junkie will post results of all the featured bouts on the card immediately after they end. Simply return to this post when the time comes.

Full coverage – a fight story, photo gallery and analysis – will follow on separate posts the night of the fight and the following day.

Enjoy the fights!