Light up horns are plushie features I haven't seen in ages. Have some of that to start, and more plush below!
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Tempest shadow - with glowing LED horn and armor by Epicrainbowcrafts on Deviantart
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Lady Nebula - the Story... by PurpleNebulaStudios on Deviantart
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Life Size Plush Pony with Huge Wings! by PurpleNebulaStudios on Deviantart
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Rainbow Wing Lifesized Pony Plushie! by PurpleNebulaStudios on Deviantart
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Baby Handmade Plush Pony Pair! by PurpleNebulaStudios on Deviantart
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Well Howdy Y'all!! by PurpleNebulaStudios on Deviantart
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My favourite pony!! by PurpleNebulaStudios on Deviantart
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Life-size Lauren Faust inspired Plush Alicorn by PurpleNebulaStudios on Deviantart
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Handmade Plush Pony Lifesize with Goggles!! by PurpleNebulaStudios on Deviantart
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Handmade Plush Pony Lifesize by PurpleNebulaStudios on Deviantart
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Handmade Plush Pony Lifesize by PurpleNebulaStudios on Deviantart
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Handmade Plush Pony Lifesize by PurpleNebulaStudios on Deviantart
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Autumn Blaze plush by nekokevin on Deviantart
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Handmade Plush Pony Lifesize by PurpleNebulaStudios on Deviantart
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Derpy and the Doctor plushies by meplushyou on Deviantart
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by kuroran
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by larsen toys
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Fluttershy's Mom Plush by FleeceFriendship on Deviantart
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emergency commission by purpura95 on Deviantart
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Derpy Hooves Plush (24 inch / 61 cm) by CaptainWuzz on Deviantart