, Styles was credited as becoming the first-ever TNA Grand Slam Champion , by winning the World Heavyweight ( NWA or TNA ) , the World Tag Team ( NWA or TNA ) , and the TNA X Division Championship along with the Legends Championship .
Winning the title made Styles the first-ever TNA Grand Slam Champion after he had won the World Heavyweight ( NWA or TNA ) , the World Tag Team ( NWA or TNA ) , and the TNA X Division Championship along with the Legends Championship .