You're joking! All 64 mob eggs? In one convenient place? And for only £5.99? That's under 10p per egg! If you need mob eggs for your shop (some of which don't even exist in Java?!) then you've come to the right place!
Upon downloading you'll receive .png files of all of the above, as well as a version of each scaled-up to 4x. I've also included the Illustrator file so you can tinker around with them a bit if you want.
More in the works! Let me know what you want to see next.