Hydra (From "Cytus II")
Akira Complex, James Landino
Hydra
Rhythmstar & Pawz
HYDRA
MYTH & ROID
HYDRA
狐妖Mikan
HYDRA
Saneyori
Hydra
F-777
HYDRA（instrumental）
MYTH & ROID
Zeydra
Kei Yoshikawa
HYDRA
PLATINUM HYDRA, Hooligans product
HYDRA
PLATINUM HYDRA, Hooligans product
Hydra (Reimagining)
Hydra Lerna
ZERA
BlackY, Yooh
ヒトマネイミテーション
ZERA, 可不