Royal Pin

Pinprick is a male unicorn with a blue coat and a light blue and white mane and tail. His eye color varies between gold, amber, and blue, his cutie mark varies between a safety pin, an hourglass, and a horseshoe, and his horn size varies. He is unnamed in the show, but he is named in merchandise.

Development and design
Pinprick shares his mane and tail style or sometimes design with "Ponet", "Poppycock", and S02E26 Unnamed Unicorn Stallion #4, shares his mane and tail style and sometimes eye color and/or cutie mark with "The Tenth Doctor / Doctor Whooves #3", shares his mane and tail style and sometimes eye color with "Milky Way", shares his mane and tail style with "Sightseer" and "Cappuccino / Luke", shares his tail style and sometimes eye color and/or cutie mark with "Master", "Raggedy Doctor", and S04E22 Unnamed Unicorn Stallion #1, shares his tail style and sometimes eye color with "Star Gazer", "Emerald Beacon", and S04E19 Unnamed Earth Stallion #1, shares his tail style with "Madden" and S04E17 Unnamed Earth Stallion #4, sometimes shares his mane and tail style or design and/or eye color with "Star Bright", and sometimes shares his mane and/or tail style and/or colors and/or eye color with "Earl Grey".

In late April 2011, DHX Media/Vancouver layout artist "FlashinthePan" stated that the team didn't "think very much of" Pinprick "at all" and that Pinprick "would really have only shown up to whoever worked on the scene, and (for us) as a silly gag."

Depiction in the series
Pinprick appears in Friendship is Magic, part 1, Friendship is Magic, part 2, The Ticket Master, Boast Busters, Call of the Cutie, Fall Weather Friends, The Show Stoppers, The Cutie Mark Chronicles, The Mysterious Mare Do Well, Sweet and Elite, Hearth's Warming Eve, Family Appreciation Day, The Super Speedy Cider Squeezy 6000, A Friend in Deed, One Bad Apple, Magic Duel, Magical Mystery Cure, Princess Twilight Sparkle - Part 1, Princess Twilight Sparkle - Part 2, Rarity Takes Manehattan, Pinkie Pride, Simple Ways, Filli Vanilli, It Ain't Easy Being Breezies, For Whom the Sweetie Belle Toils, Leap of Faith, and Trade Ya!

Appearances
Times are approximate.

Merchandise
A mini-figure toy of Pinprick has been displayed at the 2014 American International Toy Fair.

Pinprick appears on the Comic Con 2011 poster.

In Enterplay's collectible card game, Pinprick is named on his own cards α #47 R and α #ƒ20, which attribute to Lemony Gem the quote "Hey, watch the horn! Popping balloons is one thing, but you could hurt somepony!"