I'd like to know your character's hand dominance. If they have two hands, great! If they're more complicated... You're free to make any alterations to the formula. Churuqui Tacti is left-handed Denmogu is right-handed Beryl "Smokey" Buttface is right-handed
Predictably, most of my characters are right-handed. The exceptions are my three android characters, plus Lloyd, who are ambidextrous, and Caleb alone, who's left-handed. ...No, not Atlas Lloyd. I don't play the High Atlas.
Dave is left handed, Archie is right. Both of them use their right foot when kicking things, though. Especially if that thing is a penguin. Idril uses her right hand but also prefers her right horn when interfacing. Cantor prefers their lower set of limbs whenever they have more than one pair, but it does vary from body to body. CE is ambidextrous- most Visitant don’t have preferences.
Mir is ambidextrous, however whenever he's missing an arm he typically favors the arm that he still has.
Rose is right-handed, but while she was an android she was ambidextrous. Broker was left handed, but lost that arm. Forced to become right handed. His left arm is a secret waiting to be told, however. Adrian/Signal is ambidextrous. Fenyang is left-handed. Dead-man’s mentions: Lange was right-handed. Centam Halcard was left-handed. Goldhardt was ambidextrous.
Seru is right handed. Ari is ambidextrous. Emiko is ambidextrous because she's a cleaning robot. Artyom is right handed. Luca van Witte is left handed. Leilani is right handed.
Lorette - Leftie, because she’s (not) my self insert. Ksanna - She’s so right handed it hurts. Theo - Leftie - because that’s the most evil. Squiggy - Right handed. Lexi - Forlorn? Rika - Right handed Jornda - Right handed. Avodice - Taught herself to be ambidextrous because she’s extra.