Question: Blue is the official mascot of the Indianapolis Colts NFL football team, he was first introduced on September 17, 2006 in the Colts' first home regular season game against the Houston Texans at the domed stadium in Indianapolis, The RCA Dome, also know as what?

<P0-S0> The Indianapolis Colts Cheerleaders are the official cheerleading squad of the Indianapolis Colts. <P0-S1>  The cheerleaders perform various dances at the Colts stadium Lucas Oil Stadium, and also performed at Super Bowl XLI and Super Bowl XLIV at Sun Life Stadium. <P0-S2>  The 2016 squad currently has 28 members. <P0-S3>  The squad was the first cheerleading squad in the NFL, being formed in the same year as the team's inception (1954) by two women. <P0-S4>  The squad originally consisted of ten girls with white boots, crew-neck sweaters, blue scarves and a blue skirt with grey kick-pleats as uniforms. <P0-S5>  The squad had a horse as a mascot, and often marched with the Baltimore Colts Marching Band, which was left behind in 1984 when the Colts moved to Indianapolis. <P0-S6>  The squad's annual auditions feature hundreds of women, with the group's "Audition Showcase" taking place at venues around Indianapolis. <P0-S7>  The squad has a show troupe, which travels to various cities to entertain fans. <P0-S8>  The Colts Cheerleaders release an annual swimsuit calendar. <P0-S9>  The team has a "Junior Cheerleaders" program, in which a team of 300 girls aged 7 to 14 perform at Lucas Oil Stadium and various appearances. <SEP> <P1-S0> The 2007 Indianapolis Colts season was the 55th season for the team in the National Football League and 24th in Indianapolis. <P1-S1>  The 2007 Indianapolis Colts improved upon their 12–4 record from 2006 as well as won their fifth-straight AFC South Championship. <P1-S2>  They finished the season 13–3 and lost to the San Diego Chargers in the divisional round of the playoffs. <P1-S3>  The Colts remained under the supervision of Head Coach Tony Dungy and played all of their home games in the RCA Dome in Indianapolis, Indiana. <P1-S4>  2007 was the Colts' final season in the RCA Dome, as they began playing home games in Lucas Oil Stadium in 2008. <P1-S5>  In early January 2007 the Colts were the early co-favorites to win Super Bowl XLII, along with the San Diego Chargers. <SEP> <P2-S0> Blue is the official mascot of the Indianapolis Colts professional American football team of the National Football League. <P2-S1>  He was first introduced on September 17, 2006 in the Colts' first home regular season game against the Houston Texans at the RCA Dome, in which they won 43-24. <P2-S2>  He is an anthropomorphic blue horse who wears a white Colts jersey with a horseshoe on the front. <P2-S3>  Indianapolis's victory over the Texans that day proved to be a sign of good things to come, both for Blue and for the team. <P2-S4>  That season, the Colts won Super Bowl XLI, defeating the Chicago Bears and winning their first Super Bowl since arriving in Indianapolis (second Super Bowl title overall). <P2-S5>  Since joining the Colts, Blue has served a valuable good luck charm for the team while also entertaining Colts fans. <SEP> <P3-S0>  It was the home of the Indianapolis Colts NFL franchise for 24 seasons (1984–2007). <P3-S1> The RCA Dome (originally Hoosier Dome) was a domed stadium in Indianapolis.