Hydra
James Landino, Akira Complex
Hydra (From "Cytus II")
Akira Complex, James Landino
HYDRA
MYTH & ROID
Hydra
F-777
Hydrate
Skrillex, Flowdan, BEAM, Peekaboo
Hydra
Covet
HYDRA
狐妖Mikan
HYDRA(OVERLORD Ⅱ ED) 圈9.ver（Cover MYTH & ROID）
圈9
hydra (long edit)
Betwixt & Between
Kids
MGMT
Hydra
Celestial Realms
【中文填词】不为人知的鹅妈妈童谣【六人合填】【重音テト】
梁松雪, 珞一不高兴, 水螅-Hydra, 锌轲, HANA, Herllie
Summertime Sadness
Within Temptation
Hydra
Smith Village Beat Street
HYDRA OGGANG
Hydra
Tramp Like You
Oracle Sisters
HYDRA（翻自 MYTH&ROID）
冰镇豆沙君
Summertime Sadness
Within Temptation
Hydra
Rhythmstar & Pawz
Hydra
Grover Washington, Jr.
HYDRA（piano ver.）
琳依
Paradise (What about Us)
Within Temptation, Tarja
And We Run
Within Temptation
装*(Hydrax Remix)
Hydrax
HYDRA
Saneyori
Hydra (Original Mix)
Holl & Rush
Dangerous
Within Temptation
Hydra
Orbit Culture
Hydra (NEFFEX)
NEFFEX, Blvk Sheep, AMF
Hydra
NLW, Blinders