McDermott is the old man of the squad - but none of his team-mates will risk pointing that out to the explosive Irish international prop.
The Rhino is regarded as one of the hardest men in rugby league and as a result is adored on the Headingley terraces.
After spells with Oldham, Wigan and Leeds, McDermott has just celebrated 10 years at the highest level of the sport, although he is already giving something back by coaching his former club, Waterhead ARL in Oldham.