Because you like Sam Witwicky in Transformers

Reckless, vulgar, loud-mouthed: that's what makes Amethyst so awesome. See them in Steven Universe.

Wheatley's got an endless supply of bad ideas that he wants to share. See them in Portal Series.

James Wilson is a compassionate doctor who willingly plays the sidekick. See them in House M.D..

Michael Moscovitz is a high school student of few words but a lot of heart. See them in The Princess Diaries.

Gru's more misunderstood than evil, and if he'd rule over the world like he takes care of his three daughters, we'd be in good hands. See them in Despicable Me.

Stranded on Mars, Mark Watney is armed with quick wits, an electronic diary, disco music, and an undying resolve to make it back. See them in The Martian.

When Jessica Jones is not throwing back drinks, she's taking down bad guys with her strength, detective skills, and foul-mouthed insults. See them in Marvel Cinematic 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.

This thrill-seeking driver lives by a very particular moral code. He stands by his word and he's loyal to a fault. See them in Drive.

Raphael is a short-fused hothead who loves a good fight and some tasty pizza. See them in Teenage Mutant Ninja Turtles.

Sophisticated and aloof, Darcy couldn’t care less about marriage, despite women throwing themselves upon him with wishes of matrimony. See them in Pride & Prejudice.