Apparently, Rocky Adkins has been unopposed in all but 1 election cycle since 1996.
His current District consists of Elliott, Rowan, and Lewis Counties.
The only cycle where he had an opponent since then was in 2016:
https://www.ourcampaigns.com/RaceDetail.html?RaceID=811179That year was the same year when Trump became the 1st ever Republican presidential candidate to win Elliott County, with a shockingly large 44 point margin. On the same ballot, Rocky Adkins won the County by even more than Trump did.