Powerful forward Curtis has developed a reputation as a handful for defenders across the Football League.
Having become the youngest player ever to play for Darlington at just 15 years and 318 days, Curtis was signed by Middlesbrough manager Tony Mowbray after a trail in 2011.
The strapping striker made his full debut for the club in a crunch FA Cup tie against Sunderland and gained many admirers with a confident display.
After six goals for Boro, including a dramatic winner against Yorkshire rivals Leeds United, Curtis signed for Doncaster Rovers, where he blasted nine goals in 29 league starts.
Following time on loan with Oldham Athletic the striker joined Portsmouth and helped the club gain promotion from League Two in 2017.
Curtis joined Motherwell FC on a permanent deal from Portsmouth in the January 2018 transfer window before signing for SPFL rivals Aberdeen on June 5th 2019.