CosaNostra

Strategic Text-Based Mafia MMO

Step into a brutal, unforgiving world where only the ruthless survive. Build your criminal empire, forge dangerous alliances, and dominate the underworld through strategic planning and calculated violence.

Free
To Play
24/7
Live World
Deep
Strategy
Build Your Criminal Legacy

Choose your path to power through multiple gameplay styles

Criminal Empire & Business Management

Build and manage both criminal operations and legitimate businesses. Run illegal enterprises, control territories, and establish legitimate companies like salvage yards and bullet factories for steady income.

Manage criminal and legitimate businesses
Control valuable city territories
Hire and manage employees
Generate passive income streams
Organizations & Territory Warfare

Join powerful criminal organizations or create your own for $1,000,000. Form strategic alliances, engage in territory wars, and coordinate large-scale operations to dominate city districts.

Create or join criminal organizations
Fight for territory control
Coordinate strategic operations
Earn daily territory bonuses
Strategic Combat & Heist Operations

Engage in calculated combat encounters with detailed damage calculations and orchestrate elaborate heists. Build your arsenal through crafting, train your skills, and take on high-stakes criminal operations.

Strategic combat with hit locations
Plan and execute complex heists
Craft rare weapons and equipment
Team-based criminal operations
Deep Game Systems

Experience complex mechanics that create endless possibilities

Character Progression

Develop your character through multiple skill trees and specializations. Master different criminal disciplines, improve physical attributes at gyms, and become a force to be reckoned with.

Dynamic Economy

Participate in a player-driven economy with banking systems, investment opportunities, and black market trading. Manage multiple income streams from crimes, businesses, and investments.

Global Cities & Travel

Explore multiple cities worldwide, each with unique opportunities and challenges. Travel between cities, own properties globally, and expand your operations across different criminal networks.

Advanced Crafting

Use blueprints to craft unique weapons, armor, and tools. Combine modular components for customized attributes and discover rare items with unique properties.

Property & Housing

Build your real estate empire with apartments, houses, mansions, and private islands. Install upgrades like vaults and security systems, and earn rental income.

Achievements

Earn achievements across multiple categories, unlock prestigious Omerta Seals, and build your reputation through demonstrated accomplishments in the criminal underworld.

More Criminal Activities

Diverse gameplay options to suit your criminal style

Casino & Gambling

Test your luck and skill in various casino games including BlackJack, Poker, Craps, and Higher/Lower. Manage your own casino properties and compete for gambling achievements.

Inventory Management

Master the inventory system where space management matters. Organize weapons, medical supplies, tools, and crafting components in your secure vaults.

Social Systems

Form marriages, build relationships, and engage in complex diplomatic relationships. Join chat channels, participate in organization politics, and build lasting alliances.

Real-Time Notifications

Stay informed with customizable notifications for combat alerts, financial updates, achievement unlocks, and important game events that keep you connected to the action.

Join a Thriving Criminal Community

Connect with thousands of players from around the world. Form lasting alliances, engage in political intrigue, and participate in large-scale criminal operations that shape the game world.

Real-Time Communication
Communicate through global, trade, organization, and private chat channels with persistent message history.
Competitive Rankings
Compete for top positions in multiple leaderboards, seasonal events, and achievement rankings.
Complex Diplomacy
Navigate trust, betrayal, and complex political relationships that affect your gameplay and reputation.
CosaNostra Community and Social Features Screenshot

Ready to Build Your Criminal Empire?

Join the ultimate text-based MMO experience where every decision matters. Build your legacy in the criminal underworld through strategy, alliances, and calculated violence.

Open Beta Expected Mid-2025 | Free to Play Browser Game