@Kuro
A: emitting the dragon's flame is unnatural for anything other than a dragon. Satoshi is human physically, as such his body is not made to do it.
@leo
A: He's a virgin
@Umbra
A: Acht is dead.
@Gray
A: Too general
@Qwerty
A: MEoDP, Oberon, Titanna, Vivian, Morrigan, Akashic erasure.
@Salto
A: it's a psychic manifestation of hatred, it bypasses all known defenses and does damage approaching infinity to the target of said malice. To any other target it's an ordinary long sword. Satoshi carries it in order to keep it from being used as he regrets it's existence.
@Qwerty
A: it depends on his age and how large (determined by prana) he can make it in regards to what it looks like.
A: it is an intangible, unavoidable shock
A: his basic nature, a fair fight is what he's all about
A: Too general