Boomer is a 6 ft (1.8 m) tall energetic cat, sometimes called the "Pacers panther", who performs high flying dunks and dance moves in addition to firing up the crowd attending games.
The duo was broken up when Bowser was retired during the 2009–2010 season, after 8 years in the business.
Mini-Boomer is a smaller, more youthful version of Boomer, presumably his "offspring", that performs with him at select games.
Pacers Power Pack are a group of young men who perform trampoline-assisted slam dunks with Boomer during the break before the fourth quarter of home games, as well as assisting him in firing up the crowd throughout the contests.
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