[3] Through the offseason prior to the 2018–19 season, Attard split his training between working out at Western Michigan with former NHL head coach Andy Murray and the Broncos.

[2] Following the NHL entry draft, Attard began his freshman season at the Western Michigan University which was eventually cut short due to the COVID-19 pandemic.

[9] The following year, Attard continued his offensive output and was selected for the AHCA First-Team All-American team[10] and nominated for the Hobey Baker Award.

[13] On April 5, Attard recorded his first NHL point, assisting on a goal by James van Riemsdyk in the Flyers' 4–2 loss to the Columbus Blue Jackets.

[15] During his final year under contract in the 2024–25 season, on November 4, 2024, Attard was traded by the Flyers to the Edmonton Oilers in exchange for Ben Gleason.