Because you like Sam in Sam & Max
Nandor is a relentless vampire who never admits he's wrong, loves glitter, and can't use a tablet. See them in What We Do In The Shadows.
Boomerang is equally skilled at tossing boomerangs and tossing back beers. See them in DC Extended Universe.
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.
Dr. Gordon Freeman is a brilliant physicist is a quiet hero. And given all the violent aliens, he better be. See them in Half-Life.
A smart, spunky, and incredibly skilled gamer, Art3mis has a revolutionary spirit. See them in Ready Player One.
Though he may be blind, Chirrut Imwe sees the power of the force more than most. See them in Rogue One.
Carolos has perfect hair, a lab coat, and a constant readiness to do science. See them in Welcome to Night Vale.
Fate has forced Amuro into the terrors of war, and he must use the Gundam and all of its power if he is to make it out alive. See them in Mobile Suit Gundam Series.
Anywhere there's adventure, Jaskier is there to write a catchy song about it. See them in The Witcher.
Kazuma Kiryu's legendary strength and exploits have earned him the nickname of Dragon of Dojima. See them in Yakuza.
Kagami Hiiragi keeps her grades up, helps at Takanomiya Shrine, serves as class president, and hangs out with her friends. See them in Lucky Star.