Grand Unifying Guesses/Unkillable
These characters cannot be killed by Saint of Killers, but would be incapacitated for quite a while.
- Captain Jack Harkness
- Captain Scarlet and Agent Black
- Marvin The Paranoid Android
- Mr. Immortal
- Vancuria (Nai and Mea)
- The Saint of Killers' successor/alternate universe counterpart/mild-mannered secret identity, however, only chooses not to kill them permanently, for undisclosed reasons.
- Ash Ketchum (and Team Rocket)
- Starscream (He could technically be killed, but as always his Spark would endure and reincarnate).
- Suzaku Kururugi
- Deadpool