Name: Traizen (last name unknown)
Nicknames: Trai, Traiz, Traizy
Gender: Female
Species: Unknown big cat
Age: Unknown, appears 30
Height: 3'1" quadrupedal, 6'2" bipedal
Sexuality: Lesbian
Occupation: Renzi's main hitmutt
Family: Unknown
Friends: Renzi, Tick, Inu, Irizu, Jake
Enemies: Absolutely despises Cassidy.
Love interest: Crush on Renzi
Personality: An extremely serious, quiet, and observant cat. She's very loyal and is willing to do anything for Renzi. Though she isn't a good person, she still feels love (but it is for Renzi, so).
Voice: Stephanie Beatriz https://youtu.be/Gy0ttiod6L0
Other: Renzi gave her the ability to never make a sound when moving. No one alive has seen her without her green scarf.

"If you ever see her scarf lying in the middle of nowhere, with no one around, your death day is here. There is nothing you can do to to save yourself. Just hope you have a quick end." -- Chapter 49 "Traizen: Silent Death" of Hell's Creatures, by unknown

Backstory:

She was the first one to join Renzi's "cause," and has been loyal for literal centuries. She died trying to slaughter all of the townsfolk after they hanged Renzi.