Santini registered a secondary assist in Friday's 2-1 overtime preseason loss against Carolina.
Santini last appeared in the NHL during the 2022-23 campaign with St. Louis. The 29-year-old was a second-round selection by the Devils in the 2013 NHL Entry Draft. The right-shot blueliner produced 20 points in 64 regular-season contests with AHL Ontario in 2023-24.