Companion (Doctor Who) companions too have been depicted in the revived era, such as Jo Grant (n/k/a Jo Jones)'s grandson Santiago Jones; and Sarah Jane Smith's parents, adopted son Luke Smith, adopted daughter Sky Smith, and alternate timeline fiancé Peter Dalton; and Alistair Lethbridge-Stewart's daughter Kate Stewart. Another change in the revived era is the depiction of many companions' pre-Doctor lives, particularly their childhoods; no companion was so depicted in the classic era, aside from John Benton being temporarily 'de-aged' by The Master. Companions Rose Tyler, Mickey Smith, Adelaide Brooke, Amy Pond, Rory Williams, River Song and Clara Oswald have all been portrayed
Crystal (comics) metals and electricity. Crystal was the first character to be identified as an Inhuman, and is one of the most prominent Inhuman characters. Crystal is a princess of the Inhuman Royal Family and sister of Medusa, Queen of the Inhumans. She often appears with her canine companion, Lockjaw. The character has regularly appeared as a main character in several comic book titles, including various incarnations of "Inhumans" as well as "Fantastic Four" and "Avengers". The character is unique in her affiliation with all three of these groups. She is also associated, to a lesser extent, with the X-Men due to