The Terps are among the nation's best in hitting home runs, walking and avoiding strikeouts.
The Terps will take on the Huskies again on Monday with a spot in the super regionals on the line.
Alleyne became the first Terp in program history to hit 20 homers and steal 20 bases in the same season.
The Terps blew a seven-run lead but scored in the bottom of the eighth inning to earn the victory.
The Terps hit five homers and used a strong start from Nick Dean to clinch the series victory over the Scarlet Knights.
The Terps remain 2.5 games out of first place in the Big Ten ahead of their rubber match with the Scarlet Knights.
The pitcher notched the second-ever perfect game in the Terps’ history.
The three-RBI homer snatched the victory for the Terps in the first match of a three-game series against the Buckeyes.
The Terps have yet to sweep a conference series.