All-tournament picks Matt Van Valkenburg (13 points) and Dylan Shaffer (12 points) paced Margaretville, which took a 22-17 lead into halftime.
Dave Doig grabbed a team-best 10 rebounds for Downsville (3-4), which visits Jefferson on Jan 7.
Roscoe 49, G-MU 43
Nathaniel O’Hara scored 14 of his 16 points in the fourth quarter, but Gilbertsville-Mount Upton fell in the consolation game of the Downsville Tournament on Saturday.
Chris Cole contributed 13 points for the Raiders, who received four three-pointers from O’Hara.
“We got off to a slow start and we didn’t move the ball well in the first half,” G-MU coach Matt Johnson said.
Rob Taurino scored a game-high 22 points to lead Roscoe, which got 12 points from Brad Dreher.
G-MU (0-8) will host Milford on Jan. 7.
Edmeston’s Linton Wainright and Logan Vibbard earned all-tournament honors after helping Edmeston to the Ray Clement Tournament championship Saturday at Morris.
Morris 47, Edmeston 27
Lexi Bookhout scored nine of her varsity-high 17 points in the first quarter to lead host Morris to the championship of the Joan Martin Tournament.
Bookhout helped the Mustangs to a 15-2 advantage after one quarter. Fellow all-tournament selection McKenna Hungerford contributed 11 rebounds and six steals for Morris (8-0), which got nine points and seven rebounds from tournament MVP Haley Wist.
Kelsey Bressett hit three three-pointers en route to a team-best 12 points and all-tournament honors for Edmeston, which also placed Sydney Smith on the all-tournament team.
Morris visits Schenevus on Jan. 8.
SV 55, UV 20
Corrine Izard scored a team-best five points as Unadilla Valley lost the consolation game in the Unadilla Valley Tournament on Saturday.
“It was like a team I’ve never seen before,” coach Brandi Backus said of her UV team, which lost its second straight after opening the season 4-0. “We couldn’t score if our lives depended on it. We were very cold.”
Erin Nolan had 13 points for Susquehanna Valley, which received 10 from Shayna Lee.
Sherburne-Earlville beat Chenango Forks in the championship game later Saturday.
UV will compete in the championship game of the Sherburne-Earlville Tournament at 7:45 p.m. Jan. 6 opposite the tournament host. The Jan. 6 consolation game will feature Bainbridge-Guilford against Vernon-Verona-Sherrill at 6 p.m.