CyberSlayer

A DOOM-inspired cybersecurity combat game for the Disobey 2026 Badge.

Rip and tear through a corporate network — from Guest WiFi to Core Router. Built in MicroPython on an ESP32-S3 with 512KB RAM.

"Work in progress. It runs on my badge and that's what counts." - Piia

Gameplay

You breach a corporate network across 10 zones. Each zone has a different cyber threat with unique abilities. Pick the right weapon, exploit weaknesses, manage your ammo, and survive.

Weapons

Weapon	Damage	Ammo	Description
Ping	8	Unlimited	Basic attack — trace the network
Nmap	15	Limited	Port scanner — resupplied between levels
Metasploit	30	Rare	Exploit framework — powerful but scarce

Hit an enemy's weakness for 2x critical damage.

Enemies

Zone	Enemy	HP	Special Ability
Guest WiFi	Script Kiddie	12	—
DMZ	Trojan	20	—
Web Server	Worm	25	Replicates every 3 turns
Email Gateway	Phisher	22	—
File Server	Ransomware	35	Encrypts your weapons (halves damage)
Active Directory	Rootkit	38	—
Database	SQLi Worm	32	Replicates every 3 turns
SCADA	Zero-Day	35	—
C-Suite	Social Engineer	28	Encrypts your weapons
Core Router	APT	55	Adapts to repeated attacks

Ranks

Earn ranks based on your best level reached:

Level	Rank
0	Script Kiddie
2	Packet Pusher
4	Shell Jockey
6	Root Rider
8	Zero-Day Hunter
10	Digital Oracle

Between Levels

• HP heals (scales with level)
• Nmap ammo resupplied (+2)
• Metasploit ammo at select levels
• Shield granted at select levels

LEDs

The badge's NeoPixel LEDs track your progress:

• Each cleared zone lights up a green LED
• Combat flashes red on hit
• Victory: rainbow cascade
• Defeat: red flash then fade to dark

Hardware

• Badge: Disobey 2025 Badge
• MCU: ESP32-S3 WROOM-2 (240 MHz, 512KB RAM)
• Display: 1.9" TFT 320x170 (ST7789)
• LEDs: 8x SK6812MINI NeoPixel
• Input: 3-button navigation (left/right/select)
• Framework: micropython-micro-gui

Deploy to Badge

Prerequisites

Flash the Disobey 2025 Badge firmware to your badge first.

Install via mpremote

Connect the badge via USB, then from this repo:

# Create directories
mpremote mkdir :badge
mpremote mkdir :badge/games

# Copy files
mpremote cp boot.py :boot.py
mpremote cp main.py :main.py
mpremote cp badge/__init__.py :badge/__init__.py
mpremote cp badge/games/__init__.py :badge/games/__init__.py
mpremote cp badge/games/cyberslayer.py :badge/games/cyberslayer.py

# Reset badge
mpremote reset

CyberSlayer launches automatically on boot.

Development mode

If using the badge firmware repo with make repl_with_firmware_dir:

>>> from bdg.repl_helpers import load_app
>>> load_app("badge.games.cyberslayer", "SlayerIntro")

File Structure

boot.py                         # Standalone launcher
main.py                         # Dev mode launcher
badge/
  __init__.py
  games/
    __init__.py
    cyberslayer.py               # The game

Acknowledgments

• Paula Alavesa and Eija Alavesa
• Disobey badge team
• micropython-micro-gui by Peter Hinch