Lifeblood Scythe

Blood Creation Magic: Lifeblood Scythe (血液創成魔法『生き血の大鎌』) is a blood-based Creation Magic spell.

Description
With an open grimoire, the user shapes a large amount of blood into a giant scythe, which the user swings by hand.

Trivia

 * This spell is unnamed in the manga and anime.