Street Custom 'Cigarette' Pen Gun

improvised firearm

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smg

Tessera Neural Assault System TNAS-1 'Puppeteer'

assault_rifle

Ablative Charge Disruption Rifle ACDR-2 'Sandpaper'

cyber

Acoustic Cavity Resonance Pistol ACRP-2 'Hollowpoint'

exotic

Acoustic Marrow Shear Rifle AMSR-6 'Tutor'

exotic

Arcturus Defense Solutions Concussive Breach Charge CBC-3 'Knocker'

explosive

Arcturus Defense Solutions Cryogenic Projector CP-4 'Frostbite'

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Arcturus Defense Solutions Directed EMP Rifle DER-5 'Blackout'

electromagnetic

Arcturus Defense Solutions Graviton Shield Projector GSP-1 'Aegis'

heavy

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heavy

Arcturus Defense Solutions Kinetic Impactor Round KIR-10 'Hammerfall'

rifle

Arcturus Defense Solutions Pulse Carbine PC-6 'Heartbeat'

electromagnetic

Arcturus Defense Solutions Orbital Strike Designator OSD-1 'Finger of God'

heavy

Arcturus Defense Solutions Microwave Area Denial MAD-3 'Sunburn'

energy

Arcturus Defense Solutions Magnetic Accelerator Rifle MAR-8 'Longbow'

rifle

Autonomous Swarm Dispersal Unit ASDU-3 'Locust'

drone

Autonomous Ferrofluid Denial Platform AFDP-2 'Tidemark'

drone

Arcturus Defense Solutions Thermal Lance TL-9 'Sunstroke'

energy

Autonomous Adhesive Denial Drone AADD-2 'Barnacle'

drone

Axiom Systems Biometric Lock Rifle BLR-3 'Personal'

rifle

Autonomous Swarm Dispersal Unit ASDU-4 'Locust'

drone

Axiom Systems Cognitive Grenade CG-1 'Brainstorm'

electromagnetic

Axiom Systems Perception Filter Rounds PFR-1 'Blind Spot'

exotic

Axiom Systems Synapse Interruptor SI-3 'Stutter'

electromagnetic

Axiom Systems Cortical Bomb CB-1 'Leash'

cyber-integrated

Axiom Systems Neural Disruptor ND-2 'Migraine'

electromagnetic

Ballistic Resonance Carbine BRC-6 'Kettledrum'

firearm

Axonal Stretch Resonance Lance

firearm

Bioelectric Cascade Charge

explosive

Barometric Implosion Carbine BIC-5 'Sinkhole'

cyber

Bioelectric Induction Lance BIL-3 'Lamprey'

melee

Biometric Denial Charge BDC-1

explosive

Bioluminescent Acoustic Disruptor BAD-2 'Choral'

exotic

Capillary Disruption Pistol CDP-2 'Bruiser'

firearm

Biophotonic Retinal Cascade Emitter BRCE-5 'Flashpoint'

energy

Carrion Defense Works Bone Saw BS-3 'Butcher'

melee

Capacitive Nerve Induction Lance CNIL-1 'Threadneedle'

energy

Carrion Defense Works Fragmentation Sleeve FS-2 'Shrapnel Hug'

explosive

Carrion Defense Works Entropic Shotgun ES-4 'Ragnarok'

shotgun

Carrion Defense Works Hemorrhage Rifle HR-6 'Bloodletter'

rifle

Carrion Defense Works Nerve Agent Micro-Dart System NAMDS-1 'Whisper'

exotic

Carrion Defense Works Miasma Projector MP-5 'Plague Bearer'

chemical

Carrion Defense Works Marrow Drill MD-7 'Dentist'

pistol

Carrion Defense Works Necrotizing Agent Sprayer NAS-2 'Rot'

chemical

Carrion Defense Works Ricochet Pistol RCH-1 'Billiard'

pistol

Carrion Defense Works Neural Lash NL-3 'Agony'

cyber-integrated

Carrion Defense Works Pathogen Delivery System PDS-4 'Typhoid'

chemical

Catalytic Aerosol Mortar CAM-3 'Lungful'

explosive

Catalytic Vapor Dispersal Charge CVDC-5

explosive

Cavitation Pulse Carbine CPC-2 'Bends'

firearm

Catalytic Interstitial Desiccation Drone CIDD-3 'Husk'

drone

Catalytic Spore Dispersal Drone CSDD-3 'Mulch'

drone

Cavitation Pulse Knuckles CPK-5 'Bloodwater'

melee

Cerulean Phosphene Projector CPP-3 'Phantom Light'

exotic

Cochlear Resonant Hemorrhage Projector

cyber

Coherent Thermal Excitation Rifle CTER-7 'Ashmaker'

energy

Coherent Radiation Scalpel CRS-7 'Suture'

energy

Corneal Piezoelectric Delamination Pistol

cyber

Cryogenic Dendrite Scatter Cannon CDSC-4 'Frostbite'

exotic

Coronal Discharge Projector CDP-9 'Sunburn'

exotic

Cortical Bleed Emitter CBE-4 'Lacuna'

cyber

Counter-Personnel Loiter Munition CPLM-7 'Patience'

drone

Crystalline Synovial Pressure Rifle CSPR-2 'Kneemaker'

exotic

Cryogenic Fracture Disbursement Mine CFDM-4

explosive

Dermal Induction Flayer DIF-2 'Saltwater'

exotic

Cryogenic Pressure Emitter CPE-2 'Frostbite'

energy

Dielectric Filament Anchor Drone DFAD-1 'Cobweb'

drone

Dielectric Hemorrhage Emitter DHE-4 'Blister'

energy

Dielectric Phase Inversion Glove DPIG-4 'Secondskin'

exotic

Dielectric Vitreous Humor Agitator DVHA-2 'Snowglobe'

exotic

Electrochemical Dissolution Sprayer EDS-2 'Lacquer'

exotic

Directed Overpressure Charge

explosive

Directed Oxidation Lance DOL-3 'Rustmaker'

cyber

Electrokinetic Pulse Drone EPD-3 'Thunderhead'

drone

Electrochemical Vapor Seeding Drone EVSD-4 'Rainmaker'

drone

Electrolytic Bone Density Projector EBDP-4 'Chalk'

energy

Electrostatic Adipose Polarization Drone EAPD-2 'Render'

drone

Electromagnetic Overpressure Charge EOC-8

explosive

Electrostatic Dermal Adhesion Projector

exotic

Electromagnetic Pulse Grenade EPG-5 'Deadstop'

explosive

Electrothermal Chemical Carbine ETCC-5 'Flashpoint'

firearm

Electrothermal Compression Lance ETCL-9 'Ironlung'

energy

Electrostatic Needle Array Rifle ENAR-3 'Porcupine'

firearm

Electrostatic Flensing Projector EFP-1 'Skinreader'

energy

Endolymphatic Pressure Cascade Rifle

exotic

Endothermic Synovial Disruption Rifle ESDR-1 'Lockjaw'

energy

Endocrine Cascade Volatilization Lance ECVL-5 'Burnout'

cyber

Ferroelectric Shatter Sidearm FESA-2 'Gravel'

exotic

Ferrofluid Induction Cannon FIC-6 'Ironbloom'

energy

Ferrofluid Dermal Infiltration Drone FDID-6 'Ironblush'

drone

Entropic Dielectric Pulse Emitter EDPE-5 'Candle'

energy

Galvanic Myofibril Lash

melee

Galvanic Marrow Projector GMP-1 'Marrowbone'

cyber

Galvanic Interstitial Fluid Displacement Lance

exotic

Galvanic Disruption Gauntlet GDG-2 'Palsy'

melee

Galvanic Periosteal Fatigue Emitter GPFE-4 'Hairline'

exotic

Galvanic Vapor Diffusion Pistol GVDP-1 'Saltlick'

exotic

Gauss Flechette Repeater GFR-3 'Needlerain'

firearm

Gravimetric Induction Pistol GIP-4 'Undertow'

energy

Meridian Munitions MM-4 'Breadwinner'

Meridian Munitions designed the MM-4 specifically for the freelancer market — operators who need corporate-grade reliability without corporate-grade prices or corporate-grade surveillance. The Breadwinner chambers 6mm caseless in a bullpup configuration that keeps the barrel length at 450mm while maintaining an overall length under 700mm. A basic BCI interface provides aim-assist without the full neural handshake that premium weapons demand.

The MM-4's defining feature is its open-architecture accessory rail system, which accepts attachments from any manufacturer rather than locking users into a proprietary ecosystem. This makes it the preferred platform for operators who mix and match equipment from multiple sources. Meridian even publishes the rail specifications openly, encouraging third-party development.

At Φ2,800 for a standard unit, the Breadwinner occupies the sweet spot between the disposable KPA-15 and premium corporate rifles. It rewards skilled marksmanship without demanding neural augmentation, making it popular among operators who keep their BCI integration minimal.

name

Meridian Munitions MM-4 'Breadwinner'

aliases

Breadwinner
MM-4
The Paycheck

category

assault_rifle

manufacturer

MERIDIAN MUNITIONS

tier availability

Tier 2+

legality

Available — standard licensing

base technologies

Open-architecture accessory system
Bullpup caseless configuration
Basic BCI aim-assist

specifications

caliber: 6mm caseless
effective_range: 450m
rate_of_fire: 720 rpm (cyclic)
magazine_capacity: 35 rounds
weight: 3.0 kg

tactical use

The MM-4 is a workhorse for independent operators. Its compact bullpup layout excels in vehicle operations and urban environments where overall length matters. The open accessory system means operators can configure the weapon for any mission profile without buying into a single manufacturer's ecosystem. The basic BCI aim-assist provides a meaningful accuracy improvement without requiring deep neural integration.

cultural context

The Breadwinner's name is literal — it is the tool that puts food on the table for thousands of freelance operators across GLMZ. Meridian Munitions has cultivated a reputation as the arms manufacturer that respects operator independence, and the MM-4 embodies that ethos. In freelancer bars and safe houses, the Breadwinner is the default rifle, as common and unremarkable as a work tool should be.

known users

Independent freelancers
Tier 2-3 security contractors
Bounty hunters
Caravan guards

story hooks

Meridian Munitions is being pressured by Arcturus to close their open-architecture specs. If they comply, thousands of freelancers lose their equipment ecosystem overnight.
A modified Breadwinner recovered from an assassination has aftermarket parts from six different manufacturers — tracing the weapon means tracing six separate supply chains.

ammunition type

6mm caseless standard
6mm caseless hollow-point

related entities

Arcturus Defense Solutions
GLMZ
Green Bay Community Table
Kang-Petrov Arms KP-10C 'Bullpup'
Kang-Petrov Arms KPA-15 'Diaspora'
MERIDIAN
Nika Svensson-Kone
Ringo Heavy Transit MagRail Levitation Transport Network
Sterling-Nakamura Executive Defense Pistol EDP-1 'Handshake'
Tomasz Wren
Vespid Dynamics Pheromone Marker Gun PMG-1 'Breadwinner'
ZhengDao Bioelectric LumbarBrace Pro

physical description

visual profile	A compact, angular bullpup assault rifle with a distinctly modular aesthetic. The weapon presents a forward-heavy silhouette with prominent accessory rails dominating the upper receiver and sides. Its purposeful, utilitarian design reads as a tool built for professionals who value flexibility over fashion.
dimensions	Overall length: 685mm \| Barrel length: 450mm \| Height (with picatinny rail): 95mm \| Width: 65mm
weight description	Balanced and manageable at 3.0kg. The weight distribution favors the front end due to the caseless mechanism, creating a naturally steadied aim platform. Feels substantial without being burdensome—designed for extended operational periods.
primary material	Reinforced polymer receiver with steel barrel assembly and hybrid aluminum/steel accessory rail framework. The bullpup layout concentrates harder materials toward the firing mechanism.
finish	Matte charcoal polymer with brushed steel rail sections. Strategic areas show anodized gunmetal gray where materials meet. Deliberately subdued—designed for environments where tactical black might be too conspicuous.
color scheme	Primary: dark charcoal gray with gunmetal steel accents. Secondary: Φ green data-port indicators around the BCI interface housing. Minimal branding presence.
grip texture	Textured polymer grip with slight ribbing for positive purchase even through gloved hands. The magazine well features aggressive forward serrations. Rail surfaces maintain a fine-tooth machining pattern to reduce reflection.
distinctive features	Integrated BCI interface module mounted on the left side of the receiver—visible as a small hexagonal data port with soft Φ-green LED indicator Open-standard picatinny rails across upper receiver, both sides, and bottom—visually emphasizes the modular architecture Caseless ammunition feed system visible through translucent magazine with round count markings Tactical/accessory picatinny rail sections show manufacturing hash marks and tolerance stamps Forward assist charging handle positioned for left-hand manipulation in bullpup configuration Vented heat shroud along the barrel—small parallel slots suggest efficient thermal management Magazine catch positioned for ambidextrous reload operation
manufacturer markings	MERIDIAN MUNITIONS etched in small caps across the upper receiver just forward of the charging handle. Small mm-4 designator stamped below. Serial plate mounted on lower receiver rear. Φ2,800 price point sometimes laser-engraved inside magazine well by dealers.
condition typical	Field-maintained but not pristine. Polymer shows light scuff marks from equipment contact. Rails may display minor wear from accessory changes. BCI interface usually protected with a quick-release dust cover. Well-kept operators maintain this weapon—it responds to care with reliability.

image prompt

Product photography of Meridian Munitions MM-4 Breadwinner assault rifle positioned at 45-degree angle on matte black industrial surface. Weapon held steady in gloved tactical hands, fingers clear of trigger. Dramatic side-lighting from upper left creates sharp shadows across the modular rail system and caseless magazine. Cool blue-tinted key light, warm amber accent light on right side emphasizing the steel barrel and heat vents. Shallow depth of field isolates the weapon. Close-up detail visible on the BCI interface port with soft Φ-green glow. Industrial neo-noir aesthetic. Gritty, professional, corporate-grade reliability on display. --ar 3:2 --v 6

visual prompt