Haas Brothers captured the JAPW Tag Team Championship for a second time on May 21, 1999, facing The Big Unit member Rick Silver in a handicap match.
They both captured the CZW Tag Team Championship on February 12 in a four-way match involving the champions The Kashmireno Brothers (Johnny Kashmere and Robbie Mireno), Thrill Kill Kult (Diablos Macabre and Midknight) and Da Hit Squad (Monsta Mack and Mafia).
The duo held the titles for four months before losing them to Backseat Boyz (Trent Acid and Johnny Kashmere) on June 12.
The two had a long dominating reign which ended on September 7 when they lost the titles to J.J. Johnson and Cheetah Master in a Two out of three falls match.
In 2000, the Haas Brothers joined Newark, Delaware–based East Coast Wrestling Association where they once again received success in the tag team division of ECWA.
In 2000, they defeated The Backseat Boyz (Johnny Kashmere and Trent Acid) to win the ECWA Tag Team Championship.
After reigning for a year, the Haas Brothers dropped the ECWA Tag Team Championship to Low Ki and American Dragon on April 7, 2001.
standing for "Russ-Charlie") until the renamed World Wrestling Entertainment called him up to its main television roster on the SmackDown brand.