My Little Pony. From left to right, seated last. Rainbow Dash (Victoria, Scruffy Rebel), Pinkie Pie (Becky, Aktrez), Rarity (Yaya Han), Applejack (Monika, London2191), Fluttershy (Jessica Nigri) and Twilight Sparkle (Riddle).
Please don’t delete the source. We try and give the cosplayer the credit. Feel free to go tell them how cute their cosplay is though. ^_^