diff --git a/Source/Core/Core/Slippi/SlippiGameFileLoader.cpp b/Source/Core/Core/Slippi/SlippiGameFileLoader.cpp
index 4986ddbede..96a59964f0 100644
--- a/Source/Core/Core/Slippi/SlippiGameFileLoader.cpp
+++ b/Source/Core/Core/Slippi/SlippiGameFileLoader.cpp
@@ -9,67 +9,60 @@
 #include "Core/HW/DVD/DVDThread.h"
 #include "Core/System.h"
 
-std::string getFilePath(std::string fileName)
+std::string getFilePath(std::string file_name)
 {
-  std::string dirPath = File::GetSysDirectory();
+  std::string dir_path = File::GetSysDirectory();
 
-  std::string filePath = dirPath + "GameFiles/GALE01/" + fileName;  // TODO: Handle other games?
+  std::string file_path = dir_path + "GameFiles/GALE01/" + file_name;  // TODO: Handle other games?
 
-  if (File::Exists(filePath))
+  if (File::Exists(file_path))
   {
-    return filePath;
+    return file_path;
   }
 
-  filePath = filePath + ".diff";
-  if (File::Exists(filePath))
+  file_path = file_path + ".diff";
+  if (File::Exists(file_path))
   {
-    return filePath;
+    return file_path;
   }
 
   return "";
 }
 
-u32 SlippiGameFileLoader::LoadFile(std::string fileName, std::string& data)
+u32 SlippiGameFileLoader::LoadFile(std::string file_name, std::string& data)
 {
-  if (fileCache.count(fileName))
+  if (file_cache.count(file_name))
   {
-    data = fileCache[fileName];
-    return (u32)data.size();
+    data = file_cache[file_name];
+    return static_cast<u32>(data.size());
   }
 
-  INFO_LOG_FMT(SLIPPI, "Loading file: {}", fileName.c_str());
+  INFO_LOG_FMT(SLIPPI, "Loading file: {}", file_name.c_str());
 
-  std::string gameFilePath = getFilePath(fileName);
-  if (gameFilePath.empty())
+  std::string game_file_path = getFilePath(file_name);
+  if (game_file_path.empty())
   {
-    fileCache[fileName] = "";
+    file_cache[file_name] = "";
     data = "";
     return 0;
   }
 
-  std::string fileContents;
-
-  // Don't read MxDt.dat because our Launcher may not have successfully deleted it and
-	// loading the old one from the file system would break m-ex based ISOs
-	if (fileName != "MxDt.dat")
-	{
-		File::ReadFileToString(gameFilePath, fileContents);
-	}
+  std::string file_contents;
 
   // If the file was a diff file and the game is running, load the main file from ISO and apply
   // patch
-  if (gameFilePath.substr(gameFilePath.length() - 5) == ".diff" &&
+  if (game_file_path.substr(game_file_path.length() - 5) == ".diff" &&
       Core::GetState() == Core::State::Running)
   {
     std::vector<u8> buf;
     INFO_LOG_FMT(SLIPPI, "Will process diff");
-    Core::System::GetInstance().GetDVDThread().ReadFile(fileName, buf);
-    std::string diffContents = fileContents;
-    decoder.Decode((char*)buf.data(), buf.size(), diffContents, &fileContents);
+    Core::System::GetInstance().GetDVDThread().ReadFile(file_name, buf);
+    std::string diff_contents = file_contents;
+    decoder.Decode((char*)buf.data(), buf.size(), diff_contents, &file_contents);
   }
 
-  fileCache[fileName] = fileContents;
-  data = fileCache[fileName];
-  INFO_LOG_FMT(SLIPPI, "File size: {}", (u32)data.size());
-  return (u32)data.size();
+  file_cache[file_name] = file_contents;
+  data = file_cache[file_name];
+  INFO_LOG_FMT(SLIPPI, "File size: {}", static_cast<u32>(data.size()));
+  return static_cast<u32>(data.size());
 }
diff --git a/Source/Core/Core/Slippi/SlippiGameFileLoader.h b/Source/Core/Core/Slippi/SlippiGameFileLoader.h
index d066ab9236..4e16faf8d8 100644
--- a/Source/Core/Core/Slippi/SlippiGameFileLoader.h
+++ b/Source/Core/Core/Slippi/SlippiGameFileLoader.h
@@ -9,9 +9,9 @@
 class SlippiGameFileLoader
 {
 public:
-  u32 LoadFile(std::string fileName, std::string& contents);
+  u32 LoadFile(std::string file_name, std::string& contents);
 
 protected:
-  std::unordered_map<std::string, std::string> fileCache;
+  std::unordered_map<std::string, std::string> file_cache;
   open_vcdiff::VCDiffDecoder decoder;
 };