Because you like Goku in Dragon Ball
A super-soldier, Master Chief might be more machine than man. And for humanity's sake, thank God. See them in Halo.
Raiden is an efficient soldier haunted by his repressed past. See them in Metal Gear Series.
After Rintarou Okabe develops the Phone Microwave, some of his fantasies start to seem uncomfortably real. See them in Steins;Gate.
World domination and Superman's demise are next on Lex Luthor's to-do list. See them in DC Extended Universe.
If Anna Liebert could remember her past, maybe she would know who she is. See them in Monster (TV Show).
Big Boss is a disillusioned mercenary commander who wants to create a world for soldiers (and soldiers alone). See them in Metal Gear Series.
Frank West enjoys the adventure that comes from his work. But a zombie outbreak might be a little too much even for him. See them in Dead Rising.
Yukiteru is a reclusive observer who would rather watch life go by than participate in it. See them in The Future Diary.
Winry Rockbell is an energetic tomboy mechanic with an empathetic streak. See them in Fullmetal Alchemist.
Meat Boy tenaciously throws himself into danger, and when he fails, he immediately gets back up and tries again. See them in Super Meat Boy.
Fighting for a future without fear? Yeah, Chris Redfield believes it is worth it. See them in Resident Evil Series.