Because you like Jennifer Melfi in The Sopranos
Sirius Black
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An escaped convict on a mission, Sirius Black is brooding, brave, and reckless. See them in Harry Potter Series.
Ron Weasley
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What Ron Weasley lacks in motivation and book smarts, he makes up for in loyalty and street smarts. See them in Harry Potter Series.
Loki
4673
His murderous megalomania aside, Loki is quite charming. Just don't mention his strapping older brother; he's a tad jealous. See them in Marvel Cinematic Universe.
L
4752
L is enigmatic, child-like, and one of the smartest people in the world. See them in Death Note.