Hydra (From "Cytus II")
Akira Complex, James Landino
HYDRA
MYTH & ROID
Hydra
Covet
Hydra
James Landino, Akira Complex
Hydrate
Skrillex, Flowdan, BEAM, Peekaboo
Hydra
F-777
HYDRA(OVERLORD Ⅱ ED) 圈9.ver（Cover MYTH & ROID）
圈9
Paradise (What about Us)
Within Temptation, Tarja
Summertime Sadness
Within Temptation
HYDRA
四六時Shirokuji
HYDRA
Saneyori
And We Run
Within Temptation
Summertime Sadness
Within Temptation
HYDRA
狐妖Mikan
Dangerous
Within Temptation
HYDRA（piano ver.）
琳依
hydra (long edit)
Betwixt & Between
Hydra
Celestial Realms
Tramp Like You
Oracle Sisters
Covered by Roses
Within Temptation
Hydra
Rhythmstar & Pawz
Hydra
aran
Let Us Burn
Within Temptation
装*(Hydrax Remix)
Hydrax
Hydra
R. Armando Morabito, Julie Elven, Tina Guo
紫陽花の夜
ねじ式, GUMI
HYDRA
MYTH & ROID
HYDRA
Ben Monder
Hydra
NGC 2244
HYDRA
LXNGVX, DJ FKU