The on-loan Queen's Park man has been a key player for the Coatbridge club as Kevin Harper's team secured their SPFL status.
Osadolor scored a crucial last-minute equaliser at leaders Peterhead and grabbed a double in the 3-2 home win over promotion-chasing Edinburgh City.
He then helped Rovers complete their great escape by defeating Berwick Rangers 3-0 at Shielfield to leave the Borderers facing a play-off against Cove Rangers or East Kilbride.
