Strontium Dog is a long-running comics series featuring in the British science fiction weekly 2000 AD, starring Johnny Alpha, a mutant bounty hunter with an array of imaginative gadgets and weapons.The series was created by writer John Wagner (under the pseudonym T. B. Grover) and artist Carlos Ezquerra for Starlord, a short-lived weekly science fiction comic, in 1978. When Starlord was cancelled the series transferred to 2000 AD.