 The rivalry did not end until 2006 at Ortiz vs Shamrock 3 - The Final Chapter, where Ortiz defeated a 42-year-old Shamrock by KO due to strikes.The Lion's Den has also engaged in a feud with Gracie Jiu Jitsu.The Lion's Den claims that their submission fighting style is superior to Gracie Jiu Jitsu, while the Gracie's have maintained that their style is superior.