Hello I would really like to have a character in your comic here is the reference.

Real Name: Cairne Arcus Knine
Superhero name: Kain the White Shadow
Age: 23
Gender: Male
Powers: He is a White Weretiger, he has super strength, heightened senses (which he keeps in human form), super agile, has a demon-possessed katana (it's alive, Her name is Lilith).

Here is a reference pic.Here's another one
EDIT: Animated gif of Kain