Acquisition MethodAvailable for a limited time during the Valentine's 2021 Event.
The sword of darkness said to slice through even five-star rated ✰s. Whether this is true or not is unclear, but through the guidance of Alternium, the sword became the ultimate final weapon for the Dark R.O.U.N.D.S. that possesses incredible power.
Also, it can be purchased online, but rumors of this sword being a favorite of a cute, mysterious literature aficionado knight circulated, causing the sword to sell for a premium.