I know it says "one of" but I got a bit carried away

• Two toned hair
• Blue(ish) (As in blue as the hair/one of the main colours)
• "Cool" (personality or design wise) character
• Black/white (As in black and/or white as the main or hair colour of the character)

The character on the left is a character I whipped up quickly with the first things that came to mind to demonstrate my favourite/go to things when it comes character design (Not the best since like I said it was done quickly), and the character screenshots are examples for the points I mentioned