Deadpool: To cure his terminal lung cancer, mercenary Wade wilson attempted to obtain mutant powers artificially. However, the side effects of the procedure disfigured him and also caused psychological damage, resulting in unpredictable behaiveor and nonsensical monologues.
Dante: Half-man and half-demon, Dante was born from the legendary devil knight Sparda and his human wife Eva. When he was still young, his mother was killed in a demon attack. To hunt down those responsible, he became a Devil Hunter and opened the shop named "Devil May Cry."