Lena

Lena was first introduced in the Duel Masters Versus season of the Duel Masters Anime.

Plot
She was an ace student of Genius Middle School and a friend of Benchan.She made her first appearance in episode 2. Benchan gave her his things before she walks off looking back.

She followed Benchan and watches him in the Lucifer World Cup.When Benchan collapses in episode 21 from exhaustion after working on his new card,Lena rushed to him.She then made her appearance together with Benchan in the card shop during Benchan's duel to gain a spot in the Nationals.

Before Benchan's duel against Lucifer in the National tournament.,she along with Katta Kirifuda and the others followed him secretly to an abandoned warehouse,where he was using his simulation system. Lena was aware about the system way beforehand and explained it to Katta and his friends.During Benchan's duel against Lucifer in Christmas Eve,she was shocked that Benchan lost to Lucifer despite getting an upper hand. Shen then met Benchan in the shopping mall to comfort him about his loss.