I'll create a 2D zombie multiplayer game with all the features you requested! This will include a room system, player customization, wave-based gameplay, and real-time multiplayer functionality.

I've created a complete 2D zombie multiplayer survival game with all the features you requested! Here's what's included:

Game Features

Multiplayer System:

• Room-based multiplayer with unique room IDs
• Players can create or join rooms from different computers
• Real-time synchronization using Socket.IO

Player Customization:

• Customize soldier uniform and helmet colors
• Display player names above characters
• Persistent customization across the game

Gameplay:

• 6 waves with increasing zombie difficulty
• Player health: 100 HP, Zombie health: 50 HP
• 3 weapons: Pistol, Rifle, and Shotgun (switch with 1, 2, 3 keys)
• WASD movement, mouse aiming and shooting

Game Mechanics:

• Wave-based survival system
• Real-time health bars for players and zombies
• Death system: players can spectate or quit when eliminated
• Victory condition: survive all 6 waves

Visual Design:

• 2D top-down perspective with HTML5 Canvas
• Military-themed graphics with customizable soldiers
• Environmental map with grass textures
• UI showing wave progress, player stats, and controls

How to Run

1. Install dependencies:

   npm install

2. Start the server:

   npm start

3. Open in browser:

   • Go to http://localhost:3000
   • Create a room or join with a room ID
   • Share the room ID with friends to play together!

Controls

• WASD - Move your soldier
• Mouse - Aim and shoot
• 1, 2, 3 - Switch between Pistol, Rifle, Shotgun
• Left Click - Fire weapon

The game supports real-time multiplayer across different computers, wave-based zombie survival, player customization, and all the features you requested. Players can join rooms, customize their soldiers, and work together to survive increasingly difficult zombie waves!

To configure the generation, complete these steps: