Terry Eades (born 5 March 1944) is a former Northern Irish professional footballer who played in the Football League for Cambridge United and Watford.
He made over 250 appearances in the Football League.
After his professional footballing career Terry became player/manager of Histon F.C.Terry is also recognized for scoring the first ever goal on a sunday, in Cambridge United's 2-2 draw with Oldham Athletic in the FA cup in 1974.
Terry made his final appearance for Cambridge United F.C. in his testimonial in 1980,when Cambridge played West Brom at the abbey stadium.
Kyle Joseph George Lafferty (born 16 September 1987) is a Northern Irish professional footballer who plays as a forward for Scottish Premiership club Hearts and the Northern Ireland national team.
David Healy is a retired association footballer, who represented the Northern Ireland national football team between 2000 and 2013.
 During his international career, he played 95 matches in which he scored 36 goals, becoming his country's top scorer.
 Healy made his international debut in a friendly against Luxembourg at the Stade Josy Barthel in February 2000, scoring two goals in a 3–1 victory.
 In June 2004, he became Northern Ireland's all-time top scorer, after netting his 14th international goal in a friendly against Trinidad and Tobago; the previous record of 13 goals was held jointly by Billy Gillespie and Colin Clarke.
 As of October 2015, Kyle Lafferty is second to Healy in Northern Ireland's all-time scoring record, with 16 goals.
 Healy's final goal came in 2012, after a four-year goal drought, when he scored a 95th-minute equaliser against Azerbaijan during the 2014 FIFA World Cup qualification.
Jonathan Grant Evans (born 3 January 1988) is a Northern Irish professional footballer who plays as a defender for and captains Premier League club West Bromwich Albion and plays for the Northern Ireland national team.
 Evans was born in Belfast and started his career at Greenisland FC, where he was spotted by Manchester United scouts.
 He progressed through Manchester United's football Academy to play in several foreign tours in the summer of 2006.
 He then went on loan to Royal Antwerp and had two spells with Sunderland.
 He made his Manchester United first team debut in the 2007–08 League Cup, becoming a regular first-team squad member the following season.
 Evans is the second most decorated player in Northern Irish football history with 10 major trophies.
Kyle McClean (born 3 October 1998) is a Northern Irish professional footballer who plays as a midfielder for St Johnstone after signing from Nottingham Forest.
Roy Eric Carroll (born 30 September 1977) is a Northern Irish professional footballer who plays as a goalkeeper for NIFL Premiership side Linfield.
 He is best known for his spells at Wigan Athletic, Manchester United (where he won a Premier League winners medal and the 2004 FA Cup) and Olympiacos (where he won the Greek Superleague three times and the Greek Cup twice).
 He has also represented Northern Ireland 44 times at full international level, gaining his first cap in 1997, aged 19.
Daniel Patrick "Danny" Lafferty (born 18 May 1989) is a Northern Irish professional footballer who plays as a left back for Sheffield United.
 He was born in Derry, County Londonderry, Northern Ireland.
Robert McCracken (25 June 1890 – "unknown"), also known as Roy McCracken, was a Northern Irish professional footballer who played as a defender or as a wing half.
 He was a cousin of Billy McCracken who also had a career as a professional footballer.
In the 2012–13 season, Sion competes in the Swiss Super League and the Swiss Cup.
 In the summer transfer window, they brought in Italian World Cup winner Gennaro Gattuso, as well as Kyle Lafferty (former of Rangers).
 In addition, they bought an until then unknown Brazilian footballer called Léo Itaperuna from the 5th division Club of Arapongas and another forward Mathieu Manset from Reading.
George Best (22 May 1946 – 25 November 2005) was a Northern Irish professional footballer who played as a winger for Manchester United and the Northern Ireland national team.
 In 1968, he won the European Cup with Manchester United, and was named the European Footballer of the Year and FWA Footballer of the Year.
 The Irish Football Association described him as the "greatest player to ever pull on the green shirt of Northern Ireland".

Question: Kyle Lafferty, a Northern Irish professional footballer helped compete for what cup in 2012-13 season?
Answer: the Swiss Cup.