Curyoestus

(Cryo + Kurai (jap. dark) + estus as complement)
It lives in the Frantic Bay but was sighted in the Deserted Island and the Flooded Forest as well. It is very big and aggressive and has an armored head. Its teeth are feared and it can even defeat an adult Lagiacrus. It attacks with ice and water element. It produces its coldness through organs inside its tail. Its signature move is forming an ice ball with its fins, tail and teeth and throws them on the foe. It's known to attack the biggest monster in range. In Rage Mode it becomes even stronger and faster. The weakness is fire, then dragon. It feeds of every monster it gets into its mouth even much bigger monster are attacked by it.
=====Possible attacks: (Post some attacks)=====
#The ice ball attack
#Ice breath
#Tail whip (inflicts ice damage)
#Biting
#Headbutt
#Charge attacks (water damage)
=====Breakable parts=====
are the head, the fangs, the fins, the back and the tail can be severed. When severed it cannot use ice element anymore.
=====Possible materials:=====
Curyoestus Shell (when back broken), Curyoestus Scale, Curyoestus Skull Shell (only when broken), Curyoestus Fin (when broken), Curyoestus Tail (carved from tail), Coldness Organ (only carved from the tail), Curyoestus Fang (only when broken), Curyoestus Hide