The PFPs are the medium through which people can express themselves with the help of anime characters. You can choose any type of avatar you want as long as you feel comfortable with the character you want to be expressed with. The PFPs are meant to be a way to reflect your personality attribute through the face of another character. The users on discord always tends to use anime PFP then original PFP.
We have compiled the list of the Killua PFPs. If you want us to add any more character PFP then please mention them in the comment box below and we will ASAP add them.
Best Aesthetic Cute and Funny Killua PFP Discord