[1][2] Although he was primarily an offensive or wide midfielder, he was also competent defensively, and he was occasionally deployed as a full-back.

In total, Eranio played for the club for eight seasons, before moving to AC Milan in August 1992.

Although he was part of the team's successful Champions League campaign during the 1993–94 season, but he did not play in the final due to injury.

He retired in 2003 after spending a season with Serie C2 side Pro Sesto, where he was featured in a player/assistant manager position.

Criticising an error made by Roma defender Antonio Rüdiger during the 4–4 draw in the Champions League against Bayer Leverkusen, Eranio had stated: "Black players in the defensive line often make these mistakes because they’re not concentrated.