his first two goals of his second stint with the club against Hearts on 25 September. Sheridan scored four goals in 15 appearances before he was prevented from playing by a hamstring injury. In January 2012 St Johnstone and CSKA Sofia agreed to extend the loan deal until the end of the season. Kilmarnock After being released by CSKA Sofia, due to the club's financial problems, Sheridan signed a two-year contract with Scottish Premier League side Kilmarnock on 6 September 2012. Sheridan made his debut in a 2–1 loss against Hibernian on 15 September 2012. Seven days later on 22 September 2012, he scored his first goal when he opened the scoring in a 3–1 win over St Mirren. The following week, he scored a hat trick at Tynecastle in 3–1 victory over Hearts. After the match, teammate Manuel Pascali compared Sheridan comparison to former Kilmarnock striker Conor Sammon On 17 October 2012, Sheridan scored against his former club Celtic in a 2–0 win at Parkhead. Sheridan continued his goalscoring form into the second half of the season, but then suffered a hamstring injury which ruled him out for several weeks. During Sheridan's injury absence Kilmarnock signed Kris Boyd, and even after recovering from injury, Sheridan struggled to regain his first team place. APOEL On 20 June 2013, Sheridan signed a one-year contract, with the option of a further season with APOEL from Cyprus. He made his official debut on 17 August 2013 against Apollon Limassol in the Cypriot Super Cup final, in a match which APOEL won 1–0 and lifted the trophy. He scored his first official goal for APOEL on 7 December 2013, in his team's 2–0 away win against Ethnikos Achna for the Cypriot First Division. On 8 January 2014, he scored the only goal in APOEL's 1–0 home victory against AEL Limassol for that season's Cypriot Cup. On 5 February 2014, he gave his team the three important points after scoring the winning goal against Anorthosis in APOEL's 2–1 away win. On 29 March 2014, he scored the second goal of the match against Apollon Limassol, in APOEL's 3–0 home win for the Cypriot First Division play-offs. On 21 May 2014, Sheridan scored APOEL's second goal in the Cypriot Cup final against Ermis Aradippou and helped his team to lift the trophy after a 2–0 win. On 31 May 2014, Sheridan gave APOEL their 23rd Cypriot