Real name: Ryousuke Sven
Age: Appearance: 14/ Real age: 18
Weight: 160 lbs (69kg)
Birthday: 20 December
Released date: 14 February 2010
Character item: Umbrella
Likes: Dreams, rain, cute plushies
Dislikes: Deon, spicy food, cry
Personality: Very sarcastic towards Deon. He is very tricky when trying to get what he wants. He is a untrustworthy person and aggressive when he is having trouble. He can be violent but he'd rather not doing it if it wasn't an order. He also portrayed as a loner and never get any love from anyone. At one point, he really like to collect plushies.
His surname "Ryousuke" written as 良介 means "good, skilled" and "mediation".
While his alias "Mugen" written as 夢幻 means "dream, fantasy".