Advent of Berserk Yūichirō

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"A Terrifying Spell That Leads to the World's Destruction: Advent of Berserk Yūichirō"
Battle event
Japanese	世界を破滅へと導く恐れるべき呪術 暴走優一郎降臨
Rōmaji	Sekai o Hametsu e to Michibiku Osorerubeki Jujutsu Bōsō Yūichirō Kōrin
Character	Yūichirō Hyakuya
Start date	January 13, 2016 (13:00 JST)
End date	January 15, 2016 (13:00 JST)
Previous	"Shinya Hīragi's Birthday Carnival"
Next	"Snow Christmas Night"

"A Terrifying Spell That Leads to the World's Destruction: Advent of Berserk Yūichirō" (世界を破滅へと導く恐れるべき呪術 暴走優一郎降臨, Sekai o Hametsu e to Michibiku Osorerubeki Jujutsu Bōsō Yūichirō Kōrin^?) was a battle event in Seraph of the End: Bloody Blades, that occurred from January 13 to January 15, 2016. It featured the character, Yūichirō Hyakuya.