Isaiah Jones has signed for Luton Town in a permanent transfer.
The 25-year-old joins the Hatters for an undisclosed fee.
Izzy clocked up 149 appearances and scored 13 goals for the club after joining from Tooting & Mitcham in 2019.
He had loan spells with St Johnstone and Queen of the South, and made his Boro debut as a late substitute away to Brentford in the FA Cup in January 2021.
His league debut came on the opening day of the 2021/22 campaign when provided the assist for Marc Bola's late equaliser against Fulham.
He was named Players' Player of the Year and Young Player of the Year at the end of the 2021/22 season.
He was called up to represent Guyana for the first time in September 2024.
Izzy departs with the best wishes of all at MFC.