Hydra (From "Cytus II")
Akira Complex, James Landino
HYDRA
MYTH & ROID
Paradise (What about Us)
Within Temptation, Tarja
Hydra
Covet
Hydrate
Skrillex, Flowdan, BEAM, Peekaboo
HYDRA
四六時Shirokuji
十六夜、刻を止めて
玲瓏のHydrangea
HYDRA
Saneyori
Hydra
James Landino, Akira Complex
HYDRA（piano ver.）
琳依
HYDRA
LXNGVX, DJ FKU
HYDRA
狐妖Mikan
Summertime Sadness
Within Temptation
Dangerous
Within Temptation
Hydra
NGC 2244
HYDRA
黒沢大佑
Hydra
F-777
Hydra
Smith Village Beat Street
Let Us Burn
Within Temptation
Hydra
Celestial Realms
Tramp Like You
Oracle Sisters
装*(Hydrax Remix)
Hydrax
HYDRA (Sped Up)
LXNGVX, DJ FKU
HYDRA (Slowed + Reverb)
LXNGVX, DJ FKU
HYDRA(OVERLORD Ⅱ ED) 圈9.ver（Cover MYTH & ROID）
圈9
Hydra
Rhythmstar & Pawz
And We Run
Within Temptation
Hydra
R. Armando Morabito, Julie Elven, Tina Guo
Covered by Roses
Within Temptation
HYDRA
Ben Monder