Because you like John Rambo in First Blood
A librarian and aspiring Egyptologist, Evie O'Connell would rather have her own adventures than just read about them. See them in The Mummy.
Kumar Patel is always high, always hungry for sliders. See them in Harold & Kumar Go To White Castle.
Char is always thinking two or three steps ahead of the enemy. See them in Mobile Suit Gundam Series.
A fight every now and then makes Dante's life a little more interesting. See them in Devil May Cry.
Cosette is an idealistic woman whose innocence stands in contrast to her harsh childhood. See them in Les Miserables.
Peter Pevensie shows as much courage as a child king as he did under The Blitz of London. See them in The Chronicles of Narnia.
His name is Inigo Montoya and whoever killed his father should be prepared to die. See them in The Princess Bride.
All who live know his name, and all who oppose him shall know Death. See them in Darksiders Series.