The Green Terror (7-8, 2-2 CC) opened the day with a 51-6 victory over Muhlenberg before falling to 19th-ranked Stevens, 31-16.
The Mules (1-7, 0-2 CC) took a 6-0 lead after Jaryd Flank won by forfeit before an O'Boyle 1-minute, 12-second pin knotted the match at 6-all.
Erik Meyer (Fallston, Md./Archbishop Curley), Luke Yox (Westminster, Md./Liberty), Marvin McKinney (Moorestown, N.J./Moorestown), Nick Cross (Centreville, Md./Queen Annes County), Dakota Wilhelm (La Plata, Md./La Plata) and Taylor Avino (Fair Haven, N.J./Rumson-Fair Haven) took the remaining six forfeits for the 51-6 victory.
Against the Ducks (9-5, 3-0 CC), Rob Murray staked his squad to a 6-0 lead taking the forfeit at 125.
O'Boyle cut the deficit in half with a 7-1 victory at 133 before Drummond gave McDaniel a 7-6 lead with a 15-4 major decision victory at 141.
Trey Mitchell (Lewes, Del./Caesar Rodney) pushed the lead to 13-6 with a pin three seconds before the end of the bout.
Leo Wortman countered with a pin early in the final period at 157 to close the deficit to one before Conner Bass won 12-4 to put Stevens back in front, 16-13.
Pins from Zach Bass and Ryan Dormann sealed the victory.
Wilhelm made it a 2-0 day at 197, winning 4-1 before Chris Florek rounded out the day with a 3-1 victory for the Ducks at heavyweight.
McDaniel returns to action at Gettysburg on Wednesday, Feb. 5. Match time is 7 p.m.
McDaniel 51, Muhlenberg 6
125: Jaryd Flank (Mu) won by forfeit; 133: Ryan O'Boyle (Mc) pinned Pat Fruehling 1:12; 141: Alvontae Drummond (Mc) tech. fall Nate Spilka 3:22; 149: Mason Goretsas (Mc) maj. dec. Che Chengsupanimit 15-3; 157: Erik Meyer (Mc) won by forfeit; 165: Luke Yox (Mc) won by forfeit; 174: Marvin McKinney (Mc) won by forfeit; 184: Nick Cross (Mc) won by forfeit; 197: Dakota Wilhelm (Mc) won by forfeit; HWT: Taylor Avino (Mc) won by forfeit.
No. 19 Stevens 31, McDaniel 16
125: Rob Murray (S) won by forfeit; 133: Ryan O'Boyle (Mc) dec. Ryan Wilson 7-1; 141: Alvontae Drummond (Mc) maj. dec. Frederick Perrine 15-4; 149: Trey Mitchell (Mc) pinned Justin Becker 6:57; 157: Leo Wortman (S) pinned Erik Meyer 5:37; 165: Conner Bass (S) maj. dec. Luke Yox 12-4; 174: Zach Bass (S) pinned Marvin McKinney 1:27; 184: Ryan Dormann (S) pinned Nick Cross 4:16; 197: Dakota Wilhelm (Mc) dec. Douglas Medrano 4-1; HWT: Chris Florek (S) dec. Taylor Avino 3-1.