Hydra (From "Cytus II")
Akira Complex, James Landino
Hydra
James Landino, Akira Complex
HYDRA
MYTH & ROID
HYDRA(OVERLORD Ⅱ ED) 圈9.ver（Cover MYTH & ROID）
圈9
Hydrate
Skrillex, Flowdan, BEAM, Peekaboo
Hydra
Covet
HYDRA
狐妖Mikan
Hydra
Smith Village Beat Street
Let Us Burn
Within Temptation
River flows In you (DjMrSmith DnB Remix)
Various Artists
Paradise (What about Us)
Within Temptation, Tarja
HYDRA
Saneyori
Covered by Roses
Within Temptation
Hydra (NEFFEX)
NEFFEX, Blvk Sheep, AMF
Summertime Sadness
Within Temptation
Hydra
F-777
HYDRA
LXNGVX, DJ FKU
HYDRA
MYTH & ROID
Hydra
Rhythmstar & Pawz
hydra (long edit)
Betwixt & Between
Hydra (Stripped)
Julia Wolfe
And We Run
Within Temptation
Hydra (Original Mix)
Holl & Rush
不认识自己
kxpl, BatHydraEagle, Prod by KK
HYDRA（instrumental）
MYTH & ROID
Hydra
NLW, Blinders
【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
Silver Moonlight
Within Temptation
HYDRA（piano ver.）
琳依
Hydra
KVKS, HSHK, VodKa, Pnan