Question: The 2013 Spengler Cup were played at this Swiss ice hockey club's home, known as what?

Context paragraphs:
New York Hockey Club: The New York Hockey Club, also known as the Hockey Club of New York, was an amateur ice hockey team from Manhattan in New York City.  The New York Hockey Club played in the American Amateur Hockey League between 1897 and 1917 and won one championship title, in the 1912–13 season.  Canadian ice hockey player Tom "Attie" Howard coached the 1912–13 team.

Spengler Cup: The Spengler Cup is an annual invitational ice hockey tournament held in Davos, Switzerland.  First held in 1923, the Spengler Cup is often cited as the oldest invitational ice hockey tournament in the world.  The event is hosted by the Swiss team HC Davos and played each year in Davos, Switzerland, between Christmas (December 25) and New Year's Day.  Currently, all games are held at Vaillant Arena.

Louis Dufour: Louis Dufour (28 July 1901 – May 1960) was a Swiss ice hockey player who competed in the 1920 Summer Olympics, in the 1924 Winter Olympics, and in the 1928 Winter Olympics.  In 1920 he participated with the Swiss ice hockey team in the Summer Olympics ice hockey tournament.  Four years later he was also a member of the Swiss team in the first Winter Olympics tournament.  At the 1928 Olympics he won the bronze medal with the Swiss ice hockey team.

2013 Spengler Cup: The 2013 Spengler Cup was held in Davos, Switzerland between 26 and 31 December 2013.  All matches were played at HC Davos's home known as Vaillant Arena.  Six competing teams were split into two groups of three.  The two groups, named Torriani and Cattini, were named after legendary Swiss hockey players Richard 'Bibi' Torriani and the Cattini brothers, Hans and Ferdinand.

HC Davos: Hockey Club Davos is a professional Swiss ice hockey club based in Davos, Switzerland.  Davos plays in the National League (NL).  The team is usually a strong force in the league and often bolster their roster with Swiss national team players and players who once played for National Hockey League teams.  HC Davos also has hosted the annual Spengler Cup tournament, an invitational competition, since 1923.

Birmingham Eagles: The Birmingham Lions Ice Hockey Club (Formerly the Birmingham Eagles Ice Hockey Club) is the Ice hockey club that represents the higher education establishments of the West Midlands Conurbation.  They currently play in the British Universities Ice Hockey Association.

Montreal Victorias: The Victoria Hockey Club of Montreal, Quebec, Canada was an early men's amateur ice hockey club.  Its date of origin is ascribed to either 1874, 1877 or 1881, making it either the first or second organized ice hockey club after McGill University.  The club played at its own rink, the Victoria Skating Rink in Montreal.  The club was winners of the Stanley Cup in 1895 and held it except for a period in 1896 until 1899.  The club remained amateur, splitting from the ranks of teams turned professional in 1908.  The amateur hockey club was the first winner of the Allan Cup and continued in play until 1939 after its 65th season.  The club often also fielded junior and intermediate teams.

Oxford University Ice Hockey Club: Oxford University Ice Hockey Club, also known as Oxford University Blues, is one of the world's oldest ice hockey teams.  Tradition places the origin of the team in 1885, when a match is said to have been played against Cambridge University Ice Hockey Club at St Moritz.  This date is recognised by the Hockey Hall of Fame, and prior to the 1985 Ice Hockey Varsity Match, the International Ice Hockey Federation formally recognised the 1885 game as the first ice hockey match played in Europe.  However, there is no contemporary evidence that this match took place, and Oxford now claims that this was a bandy match.

Tommy Phillips: Thomas Neil Phillips (May 22, 1883 – November 30, 1923) was a Canadian professional ice hockey left winger.  Like other players of the time, Phillips played for several different teams and leagues, and is most notable for his time with the Kenora Thistles; he also played with the Montreal Hockey Club, the Ottawa Hockey Club, the Toronto Marlboros and the Vancouver Millionaires.  Phillips participated in six challenge series for the Stanley Cup, the championship trophy of hockey; his team won the Cup twice: the Montreal Hockey Club in 1903 and the Kenora Thistles in January 1907, whom he captained.  One of the best defensive forwards of his era, he was also known for his all-around skill, particularly his strong shot.  His younger brother, Russell, also played for the Thistles and was a member of the team when they won the Stanley Cup.  When the Hockey Hall of Fame was founded in 1945, Phillips was one of the original nine inductees.

Fife Flyers: Fife Flyers Ice Hockey Club is the oldest professional ice hockey club in the UK, established in 1938.  The Flyers play their home games at Fife Ice Arena in Kirkcaldy which has a capacity of just Over 3000 (seated and standing).  The arena is home to not only Fife Flyers, who play in the Elite Ice Hockey League but also to Kirkcaldy Junior Ice Hockey Club.  Traditionally many of the Flyers' players have come up through the junior ranks to play at a professional level.

Supporting paragraphs: 2013 Spengler Cup HC Davos
Answer: Vaillant Arena