diff --git a/Src/GameLoader.cpp b/Src/GameLoader.cpp
index a32a0fa6..566c446b 100644
--- a/Src/GameLoader.cpp
+++ b/Src/GameLoader.cpp
@@ -663,7 +663,6 @@ void GameLoader::IdentifyGamesInZipArchive(
 
 void GameLoader::ChooseGameInZipArchive(std::string *chosen_game, bool *missing_parent_roms, const ZipArchive &zip, const std::string &zipfilename) const
 {
-  chosen_game->clear();
   *missing_parent_roms = false;
 
   // Find complete unmerged games (those that do not need to be merged with a
@@ -725,6 +724,25 @@ void GameLoader::ChooseGameInZipArchive(std::string *chosen_game, bool *missing_
     ErrorLog("Ignoring game '%s' in '%s' because it is missing files.", v.first.c_str(), zipfilename.c_str());
   }
 
+  std::set<std::string> candidates(complete_games);
+  candidates.insert(complete_merged_games.begin(), complete_merged_games.end());
+  candidates.insert(incomplete_child_games.begin(), incomplete_child_games.end());
+
+  // If named game requested, is it valid and complete?
+  if (!chosen_game->empty()) {
+    if (candidates.count(chosen_game->c_str()) < 1)  {
+      auto it = m_game_info_by_game.find(chosen_game->c_str());
+      if (it == m_game_info_by_game.end())
+      {
+        ErrorLog("Cannot find unknown game '%s'. Is it defined in '%s'?", chosen_game->c_str(), m_xml_filename.c_str());
+      } else {
+        ErrorLog("Complete '%s' Model 3 game not found in '%s'.", chosen_game->c_str(), zipfilename.c_str());
+      }
+      chosen_game->clear();
+    }
+    return;
+  }
+
   // Choose game: complete merged game > incomplete child game > complete
   // unmerged game
   if (!complete_merged_games.empty())
@@ -744,9 +762,6 @@ void GameLoader::ChooseGameInZipArchive(std::string *chosen_game, bool *missing_
   }
 
   // Print out which game we chose from valid candidates in the zip file
-  std::set<std::string> candidates(complete_games);
-  candidates.insert(complete_merged_games.begin(), complete_merged_games.end());
-  candidates.insert(incomplete_child_games.begin(), incomplete_child_games.end());
   if (candidates.size() > 1)
     ErrorLog("Multiple games found in '%s' (%s). Loading '%s'.", zipfilename.c_str(), Util::Format(", ").Join(candidates).str().c_str(), chosen_game->c_str());
 }
@@ -968,7 +983,7 @@ std::string StripFilename(const std::string &filepath)
   return std::string(filepath, 0, last_slash + 1);
 }
 
-bool GameLoader::Load(Game *game, ROMSet *rom_set, const std::string &zipfilename) const
+bool GameLoader::Load(Game *game, ROMSet *rom_set, const std::string &zipfilename, const std::string &game_name) const
 {
   *game = Game();
 
@@ -978,7 +993,7 @@ bool GameLoader::Load(Game *game, ROMSet *rom_set, const std::string &zipfilenam
     return true;
 
   // Pick the game to load (there could be multiple ROM sets in a zip file)
-  std::string chosen_game;
+  std::string chosen_game = game_name;
   bool missing_parent_roms = false;
   ChooseGameInZipArchive(&chosen_game, &missing_parent_roms, zip, zipfilename);
   if (chosen_game.empty())
diff --git a/Src/GameLoader.h b/Src/GameLoader.h
index 70703bcb..816adca5 100644
--- a/Src/GameLoader.h
+++ b/Src/GameLoader.h
@@ -104,7 +104,7 @@ class GameLoader
 
 public:
   GameLoader(const std::string &xml_file);
-  bool Load(Game *game, ROMSet *rom_set, const std::string &zipfilename) const;
+  bool Load(Game *game, ROMSet *rom_set, const std::string &zipfilename, const std::string &game_name) const;
   const std::map<std::string, Game> &GetGames() const
   {
     return m_game_info_by_game;
diff --git a/Src/OSD/SDL/Main.cpp b/Src/OSD/SDL/Main.cpp
index dc37b669..710e74fa 100644
--- a/Src/OSD/SDL/Main.cpp
+++ b/Src/OSD/SDL/Main.cpp
@@ -1558,6 +1558,7 @@ static void Help(void)
   printf("  -game-xml-file=<file>   ROM set definition file [Default: %s]\n", s_gameXMLFilePath.c_str());
   printf("  -log-output=<outputs>   Log output destination(s) [Default: %s]\n", s_logFilePath.c_str());
   puts("  -log-level=<level>      Logging threshold [Default: info]");
+  puts("  -game=<name>            Specific game to start in multi-romset");
   puts("");
   puts("Core Options:");
   puts("  -ppc-frequency=<mhz>    PowerPC frequency (default varies by stepping)");
@@ -1645,6 +1646,7 @@ struct ParsedCommandLine
 {
   Util::Config::Node config = Util::Config::Node("CommandLine");
   std::vector<std::string> rom_files;
+  std::string game_name;
   bool error = false;
   bool print_help = false;
   bool print_games = false;
@@ -1880,6 +1882,17 @@ static ParsedCommandLine ParseCommandLine(int argc, char **argv)
           cmd_line.gfx_state = parts[1];
       }
 #endif
+      else if (arg == "-game" || arg.find("-game=") == 0)
+      {
+        std::vector<std::string> parts = Util::Format(arg).Split('=');
+        if (parts.size() != 2)
+        {
+          ErrorLog("'-game' requires a name.");
+          cmd_line.error = true;
+        }
+        else
+          cmd_line.game_name = parts[1];
+      }
       else
       {
         ErrorLog("Ignoring unrecognized option: %s", argv[i]);
@@ -1973,7 +1986,7 @@ int main(int argc, char **argv)
         PrintGameList(xml_file, loader.GetGames());
         return 0;
       }
-      if (loader.Load(&game, &rom_set, *cmd_line.rom_files.begin()))
+      if (loader.Load(&game, &rom_set, *cmd_line.rom_files.begin(), cmd_line.game_name))
         return 1;
       Util::Config::MergeINISections(&config4, config3, fileConfig[game.name]);   // apply game-specific config
     }