Because you like Mario in Super Mario Bros.
Aiden Pearce is a hacker who knows how dangerous the world can be, both online and off. See them in Watch Dogs.
Tail's smarts and helpful nature come in handy in a pinch. See them in Sonic the Hedgehog.
A resourceful ship systems engineer, Isaac Clarke does his best to batttle the infection spreading across space. See them in Dead Space.
How lucky are we that Arthur Curry, the King of Atlantis, hasn't taken over the surface world? Very! See them in DC Extended Universe.
Where Ash comes from, food and shelter pay for themselves. Even as a penniless vagrant, he is able to pursue his dream of becoming a Pokémon Master See them in Pokemon.
Ezio Auditore Da Firenze is a little short-tempered, a lot fun-loving. See them in Assassin's Creed Series.
Optimus Prime is a shapeshifting sentient robot leading a team of robots to stop evil from taking over. See them in Transformers.
Spyro the Dragon loves getting into trouble around the Dragon Realms. See them in Spyro the Dragon.
Edward Kenway can be reckless and greedy, but he's learning that his ancient ancestry carries a noble burden. See them in Assassin's Creed Series.
Big Boss is a disillusioned mercenary commander who wants to create a world for soldiers (and soldiers alone). See them in Metal Gear Series.
Jin Kazama is a fearsome warrior torn between the darkness and the light. See them in Tekken .