DeBerg was the central starter for the 1984 Buccaneers, who posted one of the league's more productive offensive attacks when he was the starting quarterback. The 1984 Bucs ranked 10th in the league in total offensive yards, and eighth in passing yards. DeBerg appeared in all 16 games, starting 13 and winning five of the team's six victories that year. He passed for 3,554 yards (the second-best of his career), with 308 completions in 509 attempts (both the second-best of his career) and 19 touchdowns against 18 interceptions.