Those are neat, but odd. They look like something you'd buy in hot topic. I like them, but I think their faces could be done in a better way, the shapes are odd.
Also, I love the name Alistair, although I prefer the spelling "Alastair". One of my characters in my novel has that name
“It's necessary to have wished for death in order to know how good it is to live.” ― Alexandre Dumas, The Count of Monte Cristo
Remember: when people tell you something’s wrong or doesn’t work for them, they are almost always right. When they tell you exactly what they think is wrong and how to fix it, they are almost always wrong. — Neil Gaiman