Yonbi no Sokou

Tail Number: Yon or Four
Type: Cockatrice, a very weird mixture that is Half Snake Half Rooster
Imbued Within: ???
Symbolic Element: Poison, Access to many types of elemental chakra
Ability: Controls poison, poisonous gas, venoms, and so on. Shown to have many elemental fusions, rarely seen outside of kekkei genkai
Sokou is a bijuu that looks like a reptile. Everything around it withers away or dies, because of its poison.



Advantages

1. + 500 Stamina
2. Cannot be poisoned

Disadvantages

1. Will take double damage from taijutsu (cos of frail body)