C545 Turning Hostile in an Instant

Perhaps, I could still push myself further. After all, I have two aces up my sleeve that I haven't played yet. The first is the combination of the Vermilion Bird Spell and the Black Tortoise Art, and the second is the Martial Spirit Artifact known as Blood Slaughter.

Though I'm aware of their potential power, I've never actually wielded them, so their true strength remains a mystery to me