Banfield played 53 games for the Brisbane Lions between 2010 and 2013 and joined Richmond in 2014, before being delisted after one season.

In round 6 Banfield received an AFL Rising Star nomination when he kicked a career best three goals.

He finished the season as the third highest goal scorer (27) for the club, only behind Jonathan Brown (53) and Brendan Fevola (48).

At the end of the 2013 season Banfield was delisted from Brisbane without playing an AFL match for the entire year.

[5] Banfield was included in the 22-man squad that travelled to Ireland to represent Australia in the 2010 International Rules series.