Carl Webb deserves a mention
Made a rep career (and a reputation as some kind of "enforcer") off one good game for Qld in the 2001 series opener.
Also Brett Finch. Overrated gimp who coasted by off the back of who his father was.
Of the current lot running around, Dane Gagai:
Slotting into some great Qld backlines + linking up on the end of passing movements started by the likes of Cronk/ JT/ Munster + running 10 metres to plant the ball down + wearing a maroon jersey =
"Origin player who typifies what Origin is about. Origin Origin Origin. Passion. Spirit. Passion. Origin player" (TM, Phil Gould etc.)