Hydra (From "Cytus II")
Akira Complex, James Landino
HYDRA
MYTH & ROID
Summertime Sadness
Within Temptation
Hydra
Covet
Hydrate
Skrillex, Flowdan, BEAM, Peekaboo
HYDRA(OVERLORD Ⅱ ED) 圈9.ver（Cover MYTH & ROID）
圈9
Paradise (What about Us)
Within Temptation, Tarja
Hydra
yvette young
Hydra
James Landino, Akira Complex
Dangerous
Within Temptation
HYDRA
Saneyori
HYDRA
四六時Shirokuji
Hydra
F-777
And We Run
Within Temptation
Hydra
aran
HYDRA
狐妖Mikan
HYDRA（piano ver.）
琳依
Covered by Roses
Within Temptation
Hydra
Rhythmstar & Pawz
Let Us Burn
Within Temptation
Tell Me Why
Within Temptation
Tramp Like You
Oracle Sisters
Hydra
Audiomachine
hydra (long edit)
Betwixt & Between
Silver Moonlight
Within Temptation
Dog Days
Within Temptation
装*(Hydrax Remix)
Hydrax
Edge of the World
Within Temptation
Hydra
R. Armando Morabito, Julie Elven, Tina Guo
Whole World is Watching
Within Temptation