Styles returned to the X Division shortly thereafter, winning a four-way match to become the number one contender to the X Division Championship on the June 4 episode of Impact!.
On June 9, he defeated Frankie Kazarian to become a three-time X Division Champion.
In the following weeks, Styles feuded with Kid Kash and Dallas, while successfully defending the title in matches with Kazarian and Mr. Águila.
An additional match on June 23 with the debuting Jeff Hardy was interrupted by Kash and Dallas.
On July 28, he defended the title against Kazarian and Michael Shane in an Ultimate X match.
After Kash struck Styles with a crutch, Shane and Kazarian simultaneously retrieved the title belt and became co-X Division Champions.
After several abortive attempts to regain the title, Styles fought Kash in a number of matches, culminating on September 8 in a tables match which was won by Styles.
In October, Styles began feuding with Petey Williams (who by then was the TNA X Division Champion) and on November 7 at Victory Road, the first monthly pay-per-view event held by TNA, Styles failed to regain the title from Williams.

At Final Resolution, Styles won the X Division Championship for a fourth time in an Ultimate X match, defeating Chris Sabin and the reigning champion Petey Williams.
Styles faced Christopher Daniels for the first time on January 21, 2005, and after failing to defeat him in ten minutes, qualified for a thirty-minute Iron Man match for the championship at Against All Odds, where Styles defeated Daniels to retain the title after initial tying and going into "sudden death" rules.
The feud between Styles and Daniels continued and at Destination X on March 13, Styles lost the title to him in an Ultimate X Challenge also featuring Ron Killings and Elix Skipper.

After defeating Abyss at Lockdown to become the number one contender to the NWA World Heavyweight Championship, Styles won his third world championship from Jeff Jarrett at Hard Justice, which he lost to Raven in a King of the Mountain match at Slammiversary.
Styles then entered the TNA 2005 Super X Cup Tournament, which granted the winner a shot at the X Division Championship.
Styles defeated Matt Bentley in the quarter-finals and Petey Williams in the semi-finals, but lost to Samoa Joe at Sacrifice.
As Christopher Daniels (the reigning X Division champion) had interfered in the match, TNA Director of Authority Larry Zbyszko added Styles to the resultant title bout.
At Unbreakable, Styles defeated Samoa Joe and Daniels in a critically lauded three-way match to become the X Division Champion for a fifth time.

At Bound for Glory, Styles successfully defended the title against Christopher Daniels in the second thirty-minute Iron Man.
The following month at Genesis, Styles successfully defended the title against Petey Williams.
Styles then started a feud with Joe, claiming that he had broken the unwritten "code of the X Division" by brutally beating Daniels.
At Turning Point, Styles lost the X Division Championship to Joe.
Styles was unsuccessful in retaining the title in a triple threat match, also featuring Daniels, at Against All Odds, and in an Ultimate X match at Destination X, which Daniels won.
After Daniels lost the title back to Joe, Styles joined Daniels to challenge America's Most Wanted for the NWA World Tag Team Championship.
After losing to America's Most Wanted in title matches on two occasions, Styles and Daniels won the NWA World Tag Team Championship at Slammiversary.
They successfully retained against The Latin American Xchange (Homicide and Hernandez) (LAX) at Hard Justice, only to lose the title to them in a Border Brawl on the August 24 episode of Impact!.
They regained the title at No Surrender, but dropped them back to LAX at Bound for Glory in a Six Sides of Steel match.

On the November 2 episode of Impact!,
Styles pinned Chris Sabin to begin his sixth reign as the new X Division Champion.
The match was also the quarter-finals of the Fight for the Right tournament for number one contendership to Sting's NWA World Heavyweight Championship; St
Styles returned to the X Division shortly thereafter, winning a four-way match to become the number one contender to the X Division Championship on the June 4 episode of Impact!. On June 9, he defeated Frankie Kazarian to become a three-time X Division Champion. In the following weeks, Styles feuded with Kid Kash and Dallas, while successfully defending the title in matches with Kazarian and Mr. Águila. An additional match on June 23 with the debuting Jeff Hardy was interrupted by Kash and Dallas. On July 28, he defended the title against Kazarian and Michael Shane in an Ultimate X match. After Kash struck Styles with a crutch, Shane and Kazarian simultaneously retrieved the title belt and became co-X Division Champions. After several abortive attempts to regain the title, Styles fought Kash in a number of matches, culminating on September 8 in a tables match which was won by Styles. In October, Styles began feuding with Petey Williams (who by then was the TNA X Division Champion) and on November 7 at Victory Road, the first monthly pay-per-view event held by TNA, Styles failed to regain the title from Williams.
At Final Resolution, Styles won the X Division Championship for a fourth time in an Ultimate X match, defeating Chris Sabin and the reigning champion Petey Williams. Styles faced Christopher Daniels for the first time on January 21, 2005, and after failing to defeat him in ten minutes, qualified for a thirty-minute Iron Man match for the championship at Against All Odds, where Styles defeated Daniels to retain the title after initial tying and going into "sudden death" rules. The feud between Styles and Daniels continued and at Destination X on March 13, Styles lost the title to him in an Ultimate X Challenge also featuring Ron Killings and Elix Skipper.
After defeating Abyss at Lockdown to become the number one contender to the NWA World Heavyweight Championship, Styles won his third world championship from Jeff Jarrett at Hard Justice, which he lost to Raven in a King of the Mountain match at Slammiversary. Styles then entered the TNA 2005 Super X Cup Tournament, which granted the winner a shot at the X Division Championship. Styles defeated Matt Bentley in the quarter-finals and Petey Williams in the semi-finals, but lost to Samoa Joe at Sacrifice. As Christopher Daniels (the reigning X Division champion) had interfered in the match, TNA Director of Authority Larry Zbyszko added Styles to the resultant title bout. At Unbreakable, Styles defeated Samoa Joe and Daniels in a critically lauded three-way match to become the X Division Champion for a fifth time.
At Bound for Glory, Styles successfully defended the title against Christopher Daniels in the second thirty-minute Iron Man. The following month at Genesis, Styles successfully defended the title against Petey Williams. Styles then started a feud with Joe, claiming that he had broken the unwritten "code of the X Division" by brutally beating Daniels. At Turning Point, Styles lost the X Division Championship to Joe. Styles was unsuccessful in retaining the title in a triple threat match, also featuring Daniels, at Against All Odds, and in an Ultimate X match at Destination X, which Daniels won. After Daniels lost the title back to Joe, Styles joined Daniels to challenge America's Most Wanted for the NWA World Tag Team Championship. After losing to America's Most Wanted in title matches on two occasions, Styles and Daniels won the NWA World Tag Team Championship at Slammiversary. They successfully retained against The Latin American Xchange (Homicide and Hernandez) (LAX) at Hard Justice, only to lose the title to them in a Border Brawl on the August 24 episode of Impact!. They regained the title at No Surrender, but dropped them back to LAX at Bound for Glory in a Six Sides of Steel match.
On the November 2 episode of Impact!, Styles pinned Chris Sabin to begin his sixth reign as the new X Division Champion. The match was also the quarter-finals of the Fight for the Right tournament for number one contendership to Sting's NWA World Heavyweight Championship; St
A.J. Styles