Ryuga

Ryuga is the strongest who got wildific.

Relationships
Damian: Ryuga and Damian were long lost friends and got along very well. Ryuga was defeated by Damian in the childhood times. although they didnt care if Ryuga won or if Damian won.

Ryuga remembers Danian in Metal Fury episode 141.

in episode 6 of Metal Destroy. Ryuga and Damian decide to join New Ryuga and Kenta tries to stop them.

Gingka: Gingka being one of Ryugas 2 rivals in season 1 and the other being Kyoya. after Ryuga was defeated by Gingka he does some figerous training to rid him from the dark side. but now he and Gingka are friends and enemies.

Kenta: Ryuga and Damian decide to join New Ryuga when Kenta doesnt want that.

Battles
losing only 2 battles and 3 times having a no outcome, Ryuga is the Strongest Blader in the Anime. but Rago probally took his place.