I can’t draw horses or unicorns, so I did this really quickly to cover. Also, I couldn’t decide what colour a two-headed unicorn would be and settled on dusty pink!
UPDATE: I found the original art appallingly amateurish and have removed it. That’s what I get for using my imagination only!
UPDATE #2: Added the manes, which I originally forgot. I’m not a unicorn expert, what can I say.
Here’s a new version, using an actual horse as reference, done in my Bird Art™ style: