Chassis car stickers are the most daring designs. They are not discrete at all, and the designs can be the most impressive. Plan your chassis car sticker carefully, because if it is not right, it will be painful to remove it. Removing a chassis car sticker can damage the painting, and it will need deep maintenance.
As for the characters for chassis car stickers, practically anyone is suitable. Few are made, and they are usually custom. That gives you the chance to select your character and particular design to match your needs better.