He's one of the quickest players in Welsh rugby... and he already has his own chant.
At just 22, Rio Dyer is a real cult figure with Dragons fans who have taken to singing “Rio, Rio, Rio” whenever he scorches the Rodney Parade turf.
We wait to see whether that chant will now be replicated by the Wales fans at the Principality Stadium after Dyer's shock selection for the autumn opener against New Zealand.