Because you like Fred Mertz in I Love Lucy

Chuck Bartowski is a sweet, laid-back electronics store/top secret government employee. See them in Chuck.

Although she is underestimated, Lagertha never fails to prove her worth as both a warrior and a mother. See them in Vikings.

Toby Cavanaugh has trouble avoiding being manipulated. See them in Pretty Little Liars.

Arizona Robbins loves being a pediatric surgeon, and the cute orthopedic surgeon downstairs makes coming into work worth her while. See them in Grey's Anatomy.

Faith has a chip on her shoulder and a stake in her hand to slay vampires in her town. See them in Buffy the Vampire Slayer.

Cyclops shoots lasers out of his eyes, destroying anything in his line of sight. See them in X-Men Series.

Bodhi Rook is a defected pilot for the Galactic Empire dead set on destroying the Death Star. See them in Rogue One.

Tina Cohen-Chang is a shy loner who becomes a fierce performer on stage. See them in Glee.

A devoted butler, Alfred Pennyworth is both a fiercely protective guardian and a lethal gunman. See them in Gotham.

Spyro the Dragon loves getting into trouble around the Dragon Realms. See them in Spyro the Dragon.

April Kepner is an excellent surgeon, but outside of the operating room, she's more anxious than most. See them in Grey's Anatomy.