Practice painting in Photoshop.
Soraka from League of Legends, the game I'm playing right now ^_^.
Soraka's skins are kind of ugly ( and there's so little of them!) so I thought I'd draw one for fun. She's suppose to be part unicorn but I can't draw hooves very well so I made her more human and sexy like
Character created by Riot
Drawing created by me
Tools: Photoshop, Wacom Intuos 4 tablet