Script to export the scripts inside the Scripts.rxdata data file to Scripts as plain text Ruby files. Deals with the invalid characters that the edgy thing that's Undertale Zero Genocide inserts in its script names.

Scripts.rvdata2-exporter.rb

#! /usr/bin/env ruby
# encoding: utf-8

# Script to export the scripts inside the Scripts.rxdata data file to Scripts as plain text Ruby files.
# Based on FiXato/Scripts.rvdata2-exporter.rb  https://gist.github.com/FiXato/5323361
require "fileutils"
require "zlib"

class Exporter
  def self.export_scripts
    path = File.join("Scripts")
    FileUtils.mkdir_p(path)

    Marshal.load(File.binread(File.join("Data", "Scripts.rxdata"))).each.with_index do |cont, index|
      id, name, code = cont
      code = Zlib::Inflate.inflate(code).force_encoding("utf-8")
      if id.nil? or code.size == 0
        puts "[#{index}] #{id} #{name} -> (empty)"
        next
      end

      newname = File.join(path, "#{name.gsub(/\//, "").gsub(/\\\\/, "").gsub(/\*/, "")}.rb")
      puts "[#{index}] ##{id} #{name} -> #{newname}"
      File.open(newname, "wb") do |f|
        f.write code
      end
    end
  rescue Exception => e
    p e
  end
end
Exporter.export_scripts()