These were made using freely available vectors on DA, plus use of GIMP, with a couple of minor edits to the sprites for the sake of story purposes. Source links below.
Story link will be placed once story is ready to start uploading. (A twice-a-week update schedule is planned.)
Source Vectors:
FLUTTERSHY:
https://www.deviantart.com/sketchmcreations/art/Vector-Poutyshy-735268190
TIMBER SPRUCE:
https://www.deviantart.com/theartsyemporium/art/MLP-EG-Legend-of-Everfree-Worried-Timber-639824265
PINKIE PIE:
https://www.deviantart.com/marcorois/art/Pinkie-Pie-829023261
TWILIGHT SPARKLE:
https://www.deviantart.com/aqua-pony/art/Have-you-ever-noticed-Twilight-s-clothes-changing-682029791
SUNSET SHIMMER:
https://www.deviantart.com/luckreza8/art/Mlp-EqG-3-Sunset-shimmer-wut-vector-564402306