 Silver Bullet is a western @-@ themed steel inverted roller coaster designed by Bolliger & Mabillard located at Knott 's Berry Farm , an amusement park in Buena Park , California . The $ 16 million roller coaster was announced on December 1 , 2003 and opened on December 7 , 2004 . A first rider auction was also held where people would bid on seats to be the first riders . The track is approximately 3 @,@ 125 feet ( 952 m ) long and the lift hill is about 146 feet ( 45 m ) tall . The ride lasts two minutes and thirty seconds and features six inversions including a vertical loop , cobra roll , zero @-@ g roll , and two corkscrews . 
 Silver Bullet is a western @-@ themed steel<a href='been_done' title='1'><mark></mark></a> inverted roller coaster designed by Bolliger & Mabillard located at Knott <a href='null_genetive' title='2'><mark>'s</mark></a>Berry Farm , an amusement park in Buena Park , California . The $ 16 million roller coaster was announced on December 1 , 2003 and opened on December 7 , 2004 . A first rider auction was also held where people would bid on seats to be the first riders . The track <a href='drop_aux' title='3'><mark>is</mark></a>approximately 3 @,@ 125 feet ( 952 m ) long and the lift hill <a href='drop_aux' title='4'><mark>is</mark></a>about 146 feet ( 45 m ) tall . The ride <a href='uninflect' title='5'><mark>lasts</mark></a> two minutes and thirty seconds and <a href='uninflect' title='6'><mark>features</mark></a> six inversions including a vertical loop , cobra roll , zero @-@ g roll , and two corkscrews . 
Silver Bullet is a western @-@ themed steel been inverted roller coaster designed by Bolliger & Mabillard located at Knott  Berry Farm , an amusement park in Buena Park , California . The $ 16 million roller coaster was announced on December 1 , 2003 and opened on December 7 , 2004 . A first rider auction was also held where people would bid on seats to be da first riders . Tdatrack approximately 3 @,@ 125 feet ( 952 m ) long and thdaift hill bout 146 feet ( 45 m ) tall . The ride last two minutes and thirty secs and feature six inversions including a vertical loop , cobra roll , zero @-@ g roll , and two corkscrews .