2nd era duelists will only appear once the triad arc begins and the darkness arc ends

Yumi sekigahara

Personality: a dry and sarcastic girl with a secret. She is incredibly loyal and will stop at nothing to protect those she is close with however she can be rather chafing as a person.
Age: 16
Deck: unknown

Yuki Tadokora

Personality: a bright and cheery girl who is a rising duel idol, little is known about her outside of the fact that she can duel well and that she can sing well.
Age: 16
Deck: rhythm and rhyme

Gouma miura

Personality: a kind hearted and quiet boy, he is close with both Yumi and Yuki but he can never be seen with both at the same time. He cares greatly for his friends and will do just about anything to protect them.
Age: 16
Deck: church of the fallen