He is an 8-foot-tall (2.4 m) blue American buffalo and became the team's full-time mascot in 2000.
Billy Buffalo was redesigned in 2018, with fan reception to the mascot's "makeover" being mixed.
[2][3] Jason Ballock, who wore the costume from 2006 to 2011, praised the design as more streamlined and "kid friendly".
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