Tyranny Rex[56] is a story by John Smith and Steve Dillon. The main character is an artist and reptile, whose story crossed over with Indigo Prime. The stories appeared between 1988 and 1994, with a number of artists including Will Simpson, Dougie Braithwaite, Steve Sampson, Duncan Fegredo, Mark Buckingham, Paul Marshall and Richard Elson, and the character made a comeback in 2004, with Steve Yeowell on art duties but no further stories appeared.