||An adversary faced on the thirtieth floor of Heaven-on-High. Standing as a challenge for those heroes who would battle against threats of cataclysmic proportions, Hiruko was created through forbidden arts now lost to the world.
- Ushiogi, The Ruby Sea (21.8, 7.9) — 1.35%
- Random from a Gold-haloed Sack
Drop rates have a color to illustrate their accuracy depending on the number of drop reports:
Red: inaccurate (less than 100 reports), Orange: somewhat accurate (100~1000 reports), Blue: accurate (more than 1000 reports)