NPC Quirks and Mannerisms (d20)

d20 table of NPC quirks and mannerisms.

Random table for generating distinctive quirks, habits, and mannerisms for NPCs to make them more memorable and immersive.

Rules Reference

FieldValue
Data / 1 / DescriptionConstantly fidgets with something: a ring, a weapon, or a piece of tech. Betrays anxiety or impatience.
Data / 1 / QuirkNervous Tic
Data / 10 / DescriptionFacial expressions are exaggerated and often inappropriate for the situation.
Data / 10 / QuirkGrimacer
Data / 11 / DescriptionAlways adjusting or modifying nearby tech, even if it's not broken.
Data / 11 / QuirkTech Fiddler
Data / 12 / DescriptionGoes completely silent for long periods, then speaks normally as if nothing happened.
Data / 12 / QuirkSilent Treatment
Data / 13 / DescriptionBites nails or chews on objects when nervous or thinking.
Data / 13 / QuirkNail Biter
Data / 14 / DescriptionReveals too much personal information too quickly, making others uncomfortable.
Data / 14 / QuirkOver-Sharer
Data / 15 / DescriptionLaughs at inappropriate times or for too long. May be nervous or genuinely amused by dark humor.
Data / 15 / QuirkLaughter
Data / 16 / DescriptionSpeaks with a noticeable stutter, especially under stress.
Data / 16 / QuirkStutterer
Data / 17 / DescriptionAlways eating something, even during serious conversations.
Data / 17 / QuirkPerpetual Snacker
Data / 18 / DescriptionMumbles to themselves constantly. Sometimes reveals important thoughts.
Data / 18 / QuirkMutterer
Data / 19 / DescriptionUnconsciously touches a visible scar or cybernetic implant when thinking.
Data / 19 / QuirkFacial Scar Toucher
Data / 2 / DescriptionNever blinks during conversation. Unnerving and intimidating.
Data / 2 / QuirkCold Stare
Data / 20 / DescriptionExaggerated sighs accompany every statement, as if constantly exasperated.
Data / 20 / QuirkDramatic Sighs
Data / 3 / DescriptionRepeats a specific phrase or word frequently, often without realizing it.
Data / 3 / QuirkRepetitive Phrase
Data / 4 / DescriptionA visible cybernetic implant occasionally malfunctions, causing a twitch or brief loss of control.
Data / 4 / QuirkCybernetic Glitch
Data / 5 / DescriptionConstantly wipes down surfaces, adjusts clothing, or cleans equipment. Hates dirt or disorder.
Data / 5 / QuirkObsessive Cleanliness
Data / 6 / DescriptionWhistles or hums tunelessly when thinking or working. Often doesn't realize they're doing it.
Data / 6 / QuirkWhistler
Data / 7 / DescriptionFrequently cracks knuckles, neck, or other joints. The sound is loud and deliberate.
Data / 7 / QuirkKnuckle Cracker
Data / 8 / DescriptionRepeats the last few words of what others say, as if confirming or mocking.
Data / 8 / QuirkEcho Speaker
Data / 9 / DescriptionCannot stand still. Constantly moves around, even in small spaces.
Data / 9 / QuirkPacer
Roll Died20
Roll Die Sides20

Columns

quirk

FieldValue
labelQuirk/Mannerism
namequirk

description

FieldValue
labelDescription
namedescription