O'Regan, 28 (1/30/94), has appeared in one game with the Ducks this season, making his Anaheim debut Jan. 4 vs. Philadelphia. Signed as a free agent July 29, 2021, the 5-10, 180-pound forward has scored 1-4=5 points in 26 career NHL games with Anaheim, Buffalo and San Jose.
An American native born in Berlin, Germany, O'Regan has earned 11-15=26 points with 16 penalty minutes (PIM) in 37 games with San Diego this season, ranking second in scoring and goals among Gulls leaders. He has scored 94-153=247 points with a +13 rating in 318 career AHL games with San Diego, Henderson, Hartford, Rochester and San Jose.
Lettieri, 27 (2/6/95), has set career highs in scoring (5-3=8) and goals in 17 games with Anaheim this season, including his first goal as a Duck Oct. 31 vs. Montreal. The 5-11, 185-pound forward has appeared in 68 career NHL games with Anaheim and the New York Rangers, recording 7-9=16 points and 16 PIM.
Signed as a free agent, Oct. 10, 2020, Lettieri has recorded 8-14=22 points in 24 games with San Diego this season, leading the Gulls in points per game (.92). A native of Excelsior, Minn., Lettieri has scored 93-87=180 points with 123 PIM in 219 career AHL games with San Diego and Hartford. Lettieri ranks fourth among all AHL leaders in goals (93) since the start of 2017-18.
Robinson, 30 (9/30/91), has appeared in a career-high 23 games with the Ducks this season, scoring a single-season career-best 1-3=4 points while adding a +1 rating and 10 PIM. Signed as a free agent July 29, 2021, Robinson has scored 3-4=7 points with a +3 rating and 23 PIM in 44 career NHL games with Anaheim, Calgary and Ottawa.
The 6-6, 232-pound forward scored 3-2=5 points in 18 games with San Diego this season. The Bellmawr, N.J. native is a veteran of 480 career AHL games with San Diego, Stockton, Manitoba, San Jose and Binghamton, registering 119-136=255 points with a +70 rating and 444 PIM. Robinson earned 13-13=26 points in 77 NCAA games with Lake Superior State University from 2011-13.