|Eyes|| Brilliant turquoise (series and most comics)|
Brilliant amber (Friendship is Magic #10)
Light spring bud (Friends Forever #18)
|Mane|| Pale, light grayish olive (series and most comics)|
Pale, light grayish amber (Friends Forever #18)
|Coat|| Brilliant lime green (series and most comics)|
Pale, light grayish cornflower blue (Friends Forever #18)
|Eyes|| Dark sapphire blue (series)|
Moderate sap green (most comics)
Chartreuse greenish gray (Friends Forever #18)
|Mane|| Moderate cobalt blue (series and most comics)|
Brownish gray (Friends Forever #18)
|Coat|| Grayish azure (series and most comics)|
Pale, light grayish spring bud (Friends Forever #18)
Bittersweet and Leadwing are two background ponies, the former a female unicorn and the latter a male Earth pony, who appear in Princess Spike and the IDW comics. Bittersweet has a lime green coat, gold mane, blue-green eyes, and a cutie mark of a speech bubble with a heart inside. Leadwing has a blue coat, deep blue mane, dark blue eyes, and a cutie mark of a pencil with bat wings. They are the respective original characters of IDW Publishing writer Katie Cook and artist Andy Price.
Development and design
Bittersweet is an original character of Katie Cook, a writer for IDW Publishing. She has a similar color scheme to 'Lorne'. Leadwing is an original character of Andy Price, an artist for IDW Publishing. He shares his color scheme with S05E05 Unnamed Pegasus Stallion #1 and resembles Argyle Starshine. They are the eighth and ninth original characters to appear in the show, preceded by Holly Dash, Wild Fire, Midnight Strike, "Slendermane", Peachy Pitt, Stellar Eclipse, and "Whoa Nelly".
An image of Bittersweet and Leadwing's in-show appearance was previewed in an animation image shown at Ponycon NYC on February 16, 2015. Their Friends Forever Issue #18 appearance is at least somewhat comparable to Greta and Grampa Gruff's Friends Forever Issue #24 appearance.
Depiction in the series
In the show, Bittersweet and Leadwing first appear in the season five episode Princess Spike as delegates at the Grand Equestria Pony Summit, Bittersweet being a delegate for DeTrot. The two have no lines of dialogue, but they are among the summit delegates prominently featured. Bittersweet also briefly appears outside the Manehattan train station in Made in Manehattan.
Bittersweet and Leadwing appear at Starlight's graduation ceremony in Celestial Advice.
Depiction in the comics
In the IDW comics, Bittersweet and Leadwing appear in Ponyville on My Little Pony: Friendship is Magic Issue #1 page 3/Dynamic Forces cover RE, in a yearbook picture on Issue #11 cover A, on Issue #17 page 23, in Canterlot on My Little Pony Micro-Series Issue #10 page 19, at Whinny World on My Little Pony: Friends Forever Issue #8 page 20, and with different designs on My Little Pony: Friends Forever Issue #18 page 9.
Bittersweet appears on My Little Pony: Friendship is Magic Issue #1 page 19 laughing at Cranky Doodle Ryan, on Issue #10 pages 14 and 16 at the Summer Wrap-Up Festival and Hoedown, and on My Little Pony Micro-Series Issue #3 page 2. Leadwing appears on My Little Pony: Friendship is Magic Issue #9 page 9 drawing a caricature of Big McIntosh, and on My Little Pony Micro-Series Issue #3 page 21 reading "Canterlot for Morons". On My Little Pony: Friendship is Magic Issue #41 page 13, Bittersweet and Leadwing appear arguing while under the effect of the Drearies.
Bittersweet and Leadwing's appearances in the comics precede their appearance in the television series. In some of her comic appearances, Bittersweet is an Earth pony. In one of their comic appearances, Leadwing and Bittersweet are Pegasi.
Bittersweet is a character in Gameloft's mobile game. The game's description of her states, "A proud delegate for the land of DeTrot, she reps her fair city with kindness and thought."
- Katie Cook (2015-06-21). @LorneEC3 ah, that would be DeTrot.. Twitter. Retrieved on 2016 January 14.
- Katie Cook (2015-06-15). @andypriceart Does everypony know our pony names? Mine is "Bittersweet", guys!. Twitter. Retrieved on 2016 January 14.
- Andy Price (2015-06-15). @WWilliamcrowe4 @katiecandraw Leadwing!. Twitter. Retrieved on 2016 January 14.
- Katie Cook (2012-07-14). Me as a pony... Writing the MLP script (actual commission) twitpic.com/a7ee1w. Twitter. Retrieved on 2016 January 14.
- Katie Cook (2012-11-11). @AndyPriceArt @pinkpearlapple The blonde mane and kerchief is indeed me! It's hard to tell when I don't have wine or a sandwich in my hooves. Twitter. Retrieved on 2016 January 14.
- Andy Price (2012-10-13). MLP:FIM Page 3 issue 1. DeviantArt. Retrieved on 2016 January 14.
- Andy Price (2012-11-11). @PinkPearlApple @katiecandraw HA! Great! That's awesome! !!! That's me and my wife, however... The green pony with blonde mane is Katie!. Twitter. Retrieved on 2016 January 14.
- Andy Price (2014-02-24). @ShikariSPEEDER @babsconsf my Oc is in most issues of the comic I do- page 3, issue 1- blue and gray with glasses. Twitter. Retrieved on 2016 January 14.
- Andy Price (2015-06-15). Now for the REAL great news! Join @katiecandraw (green) & myself (blue) Saturday as our ponies APPEAR ON #MLP !. Twitter. Retrieved on 2016 January 14.
- 20150216_113643.jpg (2015-02-16). Retrieved on 2015 February 16. Archived.