With The Mortal Instruments: City of Bones Temporary Tattoo Set you too can apply powerful runes to your skin! Much like many of the runes in the movie The Mortal Instruments: City of Bones, these tattoos are temporary and fade with time (approximately 2 days). Runes in the assortment include: 'Courage in Combat,' 'Angelic Power,' 'Strength,' and 'Deflect/Block.' Which runes will you wear?