Generations, race, and a few other details were tagged, but characters were not.

Main tags include:
G0, G1, G2, G3, G3.5, G4, G5, My Pretty Pony, Pony Life, accessories, advertisement, alicorn, brush, brushable, earth pony, filly, horn, male, packaging, pegasus, photo, pony, seapony, toy, unicorn, wings