StarCodexStarfinder
⚙️
👤
Cephalumes are Medium aberrations with the plantlike subtypemedium

Cephalume

HP
4
Speed
10 ft
Size
medium

Ability Adjustments

+2 СИЛ, +2 ВЫН, -2 КОН

Languages

Lumos (native bioluminescent language); Common increasingly used in interstellar contexts.

Home World

Luminar (Near Space gas giant with methane-dominant habitable layer)

Racial Traits

Core Racial Traits

Trait Effect
Beguiling Glow Standard action fascination effect within 20 ft (Will save).
Bioluminescence Emits light in 20-ft radius; can suppress/reactivate as move action; stealth bonus when suppressed.
Cephalume Movement Land speed 10 ft; swim speed 30 ft.
Cold Resistance Resistance 5 to cold.
Darkvision Darkvision 60 ft.
Depth Inured Immune to dangers of extreme depths.
Plantlike Counts as both aberration and plant for effects; defensive save bonuses vs listed conditions.
Symbiote Adaptation Bond with one krikik symbiote option.

Beguiling Glow

As a standard action (while bioluminescence is active), create flickering patterns. Sighted creatures within 20 feet must succeed at a Will save or become fascinated while the display continues (standard action each round). Creatures that understand Lumos are unaffected.

Bioluminescence

You increase light level by one step in a 20-foot radius. You can suppress/reactivate this light as a move action and gain +4 racial bonus to Stealth when suppressed.

Cephalume Movement

You have land speed 10 feet and swim speed 30 feet.

Cold Resistance

You have resistance 5 to cold.

Darkvision

You have darkvision 60 feet.

Depth Inured

You are immune to dangers of extreme depths.

Plantlike

For type-targeting effects, you count as both aberration and plant (using whichever interaction is applicable per effect). You also gain +2 racial bonus to saves against mind-affecting effects, paralysis, poison, polymorph, sleep, and stunning unless the effect explicitly works on plants.

Symbiote Adaptation (Krikik)

Krikik Effect
Airjet +10 ft to land and swim speeds; once/day swift action doubles movement for the round.
Electrostatic Converts half weapon damage to electricity and can grant staggered critical effect handling.
Sharprock +1 racial bonus to AC.
Siltsight Doubles darkvision range and ignores nonmagical fog/mist/cloud concealment.
Tentacle Increases natural reach by 5 feet.

Vital Stats

Stat Value
Average Height 5 1/2 to 6 1/2 ft.
Average Weight 200 to 400 lbs.
Age of Maturity 12 years
Maximum Age 70 + 2d10 years

Lore

Overview

Cephalumes are methane-adapted, bioluminescent aberrant sophonts with plantlike internal physiology. Once considered a hypothetical species, they became a major Pact Worlds contact after post-Gap emergence and Drift integration.

Civilizational Profile

Their culture combines deep ancestral tradition, visual rhetoric, and post-Gap industrial expansion. They maintain strong continuity with pre-industrial heritage while integrating select external technologies.

Adventure Role

Cephalume characters are strong in environmental adaptation, sensory control, and utility-oriented support. Their identity arc often explores tradition versus interstellar modernization.

Physical Description

Cephalumes have cylindrical muscular bodies, frilled heads, tentacular appendages, and a powerful foot with multiple tentacular toes. Individual bioluminescent patterns are unique and form the basis of personal expression and language.

Despite cephalopod-like external cues, their internal biology is closer to plant structures, including fibrous organ architecture and radiation-based metabolic adaptation.

Society

Cultural Structure

Cephalume society is tradition-rich, ancestor-conscious, and rhetorically sophisticated, with strong emphasis on etiquette, memory, and ceremonial continuity.

Language and Communication

Lumos, their native language, is high-bandwidth bioluminescent signaling. It is extremely information-dense at short range and has shaped politics, education, and public coordination.

Modern Transition

Post-Gap industrialization and spacefaring expansion introduced new institutions without fully replacing older cultural logic, producing a layered society where ancestral forms and modern logistics coexist.

CRB, p. 56

Cephalume — Starfinder Race | StarCodex