In the 1999-2000 Pro Tour season, he first began to attract attention in the new teams format alongside his brother and Florent Jeudon.

As Phenomène J, they finished eleventh at the first teams Pro Tour in Washington, D.C., and followed with a win and Grand Prix Cannes under the name Black Ops.

Although, his next high finish at the Pro Tour would not come until 2004, Antoine would continue to make top eight appearances at the Grand Prix Level.

The following year, Antoine won Pro Tour Los Angeles taking out Japanese giants Tsuyoshi Fujita and Kenji Tsumura in the quarter- and semifinals respectively.

Antoine would lose the quarterfinals to Craig Jones in what has been described as "the most lopsided match in the history of Pro Tour top eights."