Compass Star

Compass Star is a male Pegasus with an espresso coat, goldenrod mane and tail, green eyes, and a cutie mark of a yellow star surrounded by four white five-pronged smaller stars. He is unnamed in the show, but he is named in merchandise and other media.

Design
Compass Star shares his mane and tail style and colors, eye color, and usually cutie mark with "Ponet", shares his tail style and color scheme with S04E17 Unnamed Earth Stallion #4, shares his design and eye color with "Sightseer", shares his design and sometimes eye color with Starry Eyes, shares his design with "The Tenth Doctor / Doctor Whooves #3", shares his mane and tail style with Royal Pin, "Star Bright", "Poppycock", and S02E26 Unnamed Unicorn Stallion #4, shares his tail style with Perfect Pace, "Raggedy Doctor", "Emerald Beacon", "Star Gazer", "Madden", "Infinity", and S04E19 Unnamed Earth Stallion #1, sometimes shares his mane and tail style with "Star Bright", sometimes shares his mane and/or tail style with "Earl Grey", shares his mane and tail colors with "Stormbreaker", shares at least his pony kind and the design of his usual cutie mark with Commander Hurricane, and has a similar usual cutie mark to Twilight Sparkle, "Masquerade", and in some depictions Photo Finish.

Depiction in the series
Compass Star appears in Sonic Rainboom, Hearth's Warming Eve, Hurricane Fluttershy, Too Many Pinkie Pies, Pinkie Pride, Equestria Games, and Twilight's Kingdom - Part 1.

Appearances
Times are approximate.

My Little Pony (mobile game)
Compass Star is a character in Gameloft's mobile game. His in-game description states "With his magnetic personality and keen sense of direction, Compass Star is exactly the kind of Pegasus pony you want around should you ever get lost. Just don't ask him to remember what he had for breakfast!"

Merchandise
Compass Star was first named on his Enterplay collectible card game Canterlot Nights expansion set card, which gives him the description "He can name every capital in the world, but Compass Star couldn't tell you what he had for breakfast."