Israel Yeomans went 2 for 5 with a double and a run, but the Highlands Cowboys came up short 8-3 against Arkansas Tech on Sunday in Russellville, Ark.
NMHU (4-3) plays its home opener 2 p.m. Friday at a renovated Brandt Park. League opponent Regis will be in town for a four-game series that continues through Sunday.
Highlands led Arkansas Tech 3-0 through six and a half innings Sunday but allowed four runs in the bottom of the sixth and two more in each of the next two frames.
Yeomans and Thomas Valenza scored off a Michael Garcia single (coupled with an Arkansas error) in the second inning. Valenza drove in Clay Mohr for a solo run in the third.
Relief pitcher Jason Sirak, who came on with the bases loaded in the bottom of the sixth, was tagged with the loss for NMHU. Nick Makris got the Wonder Boys started with a three-run homer off Sirak.
The defeat came in the finale of a three-game weekend series at Arkansas Tech, which won 11-2 Saturday before losing 5-4 to the Cowboys.
Thomas King starred in the series opener, hitting 4 of 5 with a double and one run batted in. Justin Kaid went 3 for 3, and J.P Hollywood and Jarod Robinette each had two hits.
Cowboys ace Trent Evins absorbed the loss after giving up seven hits and five runs over five innings.
In Saturday's nightcap, Kyle Sayers limited the home team to two earned runs on two hits through five innings. Sayers picked up the pitching win, his second in as many starts, and Jared Bowser recorded a save.
NMHU trailed 3-2 going into the fourth inning. That's when Robinette scored Luis Saenz on a single, Erik Scott drew a bases-loaded walk, and Valenza brought home Robinette on a fielder's choice.
A sixth inning rally by the Wonder Boys generated just one run.