How vividly does your OC dream? What do they dream about, or do they even remember their dreams?
What habit does your OC have that they themselves find annoying?
What is your OC's preferred way to listen to music? (live, blast it in the car, etc.)
What is your OC's ideal way to spend a Friday night, and has that changed over the years?
What sound does your OC hate the most?
What kind of curtains would your OC pick in their bedroom?
If your OC held a world record, even in something really niche, what would it be?
How observant is your OC? Do they pay attention to/remember details well?
If your OC forgets the name of someone they've just met, how do they go about figuring it out?
Does your OC care about their appearance? Does this align with how much effort they put into how they look?
If your OC is told to make a salad, what ingredients do they put in?
What is the easiest way to make your OC cry?
What is the easiest way to make your OC laugh?
What is the easiest way to make your OC angry?
For how long can your OC stand complete silence without breaking it?
Which OC has the most positive outlook on life?
Which OC is the most pessimistic?
Which OC is the most realistic?
Which OC has the best imagination?
Which OC could sleep 15 hours a day, given the chance?
Which OC has the most moles and/or freckles on their body?
Which OC is often confidently wrong?
Which OC is the best storyteller?
Which OC never gets sick?
Which OC gets sick all the time?
Which OC has hoarding tendencies?
Which OC is the most hypocritical?
Which OC is the best at building things?
Which OC had to work the hardest to get where they are now?
Which OC, if given a time machine, would be the most irresponsible with it?