On 10 August 2018, Coris was loaned to Gimnàstic de Tarragona in the second division, for the season. On January 31, 2020 Real Oviedo signed Coris, who previously terminated his contract with Girona. On February 6 he was officially presented as a Real Oviedo player signing the contract until June 30, 2020. Returning to Girona for 2019–20, he failed to make a league appearance before cuttting ties with the club on 31 January 2020; just hours later, he agreed to a short-term deal with Real Oviedo.

Coris contributed with 27 appearances during the 2016–17 campaign, as his side achieved promotion to La Liga for the first time ever. On 30 June 2017, he was loaned to CA Osasuna, freshly relegated to the second tier, on a one-year deal.

On 14 August 2014, Coris renewed his link with the club, running until 2016. He made his Segunda División debut on 6 September, again from the bench in a 2–0 home win against CD Tenerife.

On 22 November 2014, Coris further extended his contract, signing until 2018 and being awarded a place with the first team in the following campaign. He scored his first professional goal on 5 February 2017, netting the first in a 2–1 home win against Real Valladolid.

Born in Tossa de Mar, Girona, Catalonia, Coris began his career on hometown’s club UE Tossa. After two year with local CF Lloret, he finished his formation in 2012 at Girona FC. Coris made his senior debuts with the reserves in the regional leagues, in the 2012–13 campaign. On 17 December 2013, he played his first match as a professional, coming on as a late substitute in a Copa del Rey 1–4 loss at Getafe CF.

Sebastián ‘Sebas’ Coris Cardeñosa (born 31 May 1993) is a Spanish professional footballer who plays for Real Oviedo. Mainly a right winger, he can also play as a right back.