 The Brazilian ended the match taking Frank's back, but the bout was ruled a draw by points.Allan followed his debut participating in several MMA events in United States from 1995 to 1997, beating Anthony Macias by TKO and submitting Todd Bjornethun by triangle choke.He entered Ultimate Fighting Championship in its UFC 17 tournament in an attempt to challenge for the UFC Light Heavyweight Championship held by Frank Shamrock, firstly facing fellow challenger Dan Henderson.