Syris is Zanes younger brother, Syris may be a sort heart guy in the first series, but that changes in series two as he gets into fights with Kenzine, a new friend of Jaden. Syris gets turned into a car in one of the epis, which is pretty funny

Bastion is a pretty cool character, he reminds me of Tristan for some reason. any ways Bastion loves to do maths and finding new strageys on how to beat Jaden. but so far he's had no luck.

Alexis is Atticus younger sister. Alexis is a kind hearted girl and may have a crush on Jaden. Alexis turned evil in series two in epi 70. she also beat her own brother in a duel in epi 60.

Atticus is Alexis older brother and a hot one at that XD, Atticus went missing at first in the show but reapeared in epi 29 as darkness.  Atticus is really hotheaded and really funny, he wants to be a idol one day but also wants Alexis to be a idol also, he tries to get Chazz and Alexis to be girlfriend and boyfriend, but it fails,  he's also has his own set of fan girls in epi 60. but he lost to his sister in a duel in that epi. in series 2 Atticus hangs out with Jaden also trying to get his sister back from the evil.

Chumley may be fat and complains alot, but he is a good friend. Chumley is good at cooking and is creating new duel monster cards with Peagasus in Season 2, he also loves griled chesse.

Banner is the leader of slifer red. he loves cats and he may act friendly, but he is really evil, he works for the shadow raiders. he is also a humculus so he is already dead.

Crawler may look like a women but he's male XD. he may act like a woman here and their and he hates Jaden, but gains to like him later in the series, He also hates cates of he could me sceared of them.

Zane is Syris's older brother and he is also the top duelist in the acadmey. Zane loves his little bro but he is trying to help his bro at dueling and how to play his cards at the right time, so he isn't heartless at all, i think he is a best friend to Atticus, i read some where that they were but not sure if its true. Zane has alot of girls after him even 8 year olds. Zane turns evil in season two and has also grauated Duel acadmey.

Mindy is boy crazy spealy over Chazz and Atticus. Mindy is one of Alexis friends.

Jasmine is another one of Alexis's friends. Jasmine also has a crush on Atticus.

Kenzine, well his english name is still unknown, he apears in season 2, Kenzine is a new Rex Raptor guy, he loves Dino cards and has a dino bone in his leg, i still don't understand what happened to his leg throw, the dino bone was placed their after he had some injury. Kenzine is a new friend of Jaden's but Kenzine doesn't get along with Syris at all, they both fight all the time.

Edo apears in season 2, Edo is a bad guy at first but turns good throw the series, he becomes a friend of Jaden's and Edo also has a dark past as his father was murded and he's still wanting revenge on the guy that did it.

Saiou is the new bad guy in season 2. he is the one that turned, Chazz, Alexis and others evil, he doesn't know how to use a duel disk intill Kenzine showed him, which was pretty funny, Saiou reminds me of a vampire for some reason, it could be the teeth.