The Sleeping Prime
Lunaria Prime(EG) as Princess Aurora: one of the Princesses of Equestria. The Princess of the night
Emma Goodwill/Pink Ranger as Briar Rose
Troy Burrows/red ranger as Prince Phillipe: The Prince of Cybertron
Sunset Shimmer, Twilight Sparkles(Sci-Twi), Starlight Glimmer (With Fluttershy, Pinkie Pie, Applejack, Rainbow Dash, Rarity as extra) as Flora, Fauna, Merryweather: The Queen of Friendship's Royal sorceries
The rangers as themselves: The are good Friends with Emma aka the Princess
Optimus Prime (LA) as king Stefan: Lunaria's Father
Luna (EG) as Queen Leah: Lunaria's Mother and one of the four Queens of Equestria. The Queen of Night
Ultra Magnus from the cartoon sires as King Herbert: Troy's father
Nightmare Moon(EG) as Maleficent
Scrooge the Hedgehog as Devon the Raven: the Green Hedgehog that is loyal to Nightmare Moon
Various male villains from My Little Pony Friendship is Magic, Teenage Mutant Ninja Turtles, Transformers Live Actions Movies as the trolls of Maleficent's Castle: they were banished by the four kings and queens of Equestria
Celestia (EG) as Herself: one of the four Queens of Equestria the Queen of Day. Queen Luna's older sister and Optimus Prime's sister-in-law and Lunaria's aunt
Cadence (EG) as Herself: one of the four Queens of Equestria. The Queen of Love
Princess Twilight Sparkles (EG) as herself: one of the four Queens of Equestria. Cadence's Sister-in-Law and Queen of Friendship. The main 8th's mistress
Master Splinter as Himself: the queen of day's husband. Luna's Brother-in-Law
Solaria (Pony/Human) as herself: Celestia and Splinter's daughter. The Princess of Day
Shining Armor (EG) as himself: The Queen of Love's Husband and the Queen of Friendship's Older Brother
Flurry heart(EG) as herself: Cadence and Shining Armor's daughter. The queen of Friendship's niece. The princess of Love
Flash Sentry (EG) as himself: The Queen of Friendship's Husband. Shining Armor's brother-in-Law and Flurry Heart's Uncle
Amelia Sparkles (EG) as Herself: Twilight and Flash's daughter. Cadence and Shining Armor's niece and Flurry Heart's cousin. The Princess of Friendship
The teenage mutant ninja turtles as themselves: Sci-Twi and Sunset Shimmer, Rarity, and Pinkie Pie's Fiancés. Splinter and Celestia's adopted sons and Solaria's foster brothers
Starry Gleam (EG) as Himself: Twilight and Flash's son and Amelia's brother. Shining Armor and Cadence's Nephew and Flurry's second cousin