I went into this thinking to myself “I’m totally not gonna use that goddamned American Idiot heart grenade” and then I fucking used it anyway. Goddamnit. I did change the pin to a G tho, THAT TOTALLY COUNTS AS ORIGINAL AND NOT LAZY AT ALL. I did the outfit I did because I don’t wanna make tattoos, or stripes, those are a pain, and I am lazy.  
lazy lazy lazy.
 
Also he’s green, shut up.
 
I like to imagine pegasi as being more ‘energetic’, unicorns as being more, erm, ‘easily stimulated’, and earth ponies as being ‘calmer but more stubborn’. This point is only relevant to me, but this factors into what races I made my ponifications. Other species of creatures or ponies are a case per case basis.