Newest Hacks

Phantasy Star - Brunette Alis The Legend of Zelda: A New Light Super Mario Bros. NO MUSIC Sonic Improvement Vol.2

Newest Translations

The Immortal Doom Space Gun Mega Man III

Newest Utilities

GCFT M64Tool Vertex Skybox Editor Deep Dungeon

Newest Reviews

Super Mario Bros 2 NES Editor Phantasy Star Adventure Island Abridged Mario's Keep

Newest Homebrew

Double Symbol Rex Run for Game Boy DeadlyNeuroEf Nova the Squirrel

Contra - Hacking Guide

Game Specific

Description:

This is a comprehensive hacking guide for the US version of Contra on the NES. This document is meant for hackers and programmers who are interested in learning about the inner workings of Contra.

The document covers these aspects of the game:

  • Level headers
  • Graphics
  • Level data
  • Blocks tile mappings
  • Blocks palette mappings
  • Enemy data
  • Sprite data
  • Compression algorithms

The ZIP file also contains a companion document named “Enemy Attributes”, which contains all the details about how to modify enemy attributes and how they affect their appearance and behavior.

Links:

User Review Information

No User Reviews!