diff --git a/games/game_sts2.py b/games/game_sts2.py
index fe992e8..6f3ecef 100644
--- a/games/game_sts2.py
+++ b/games/game_sts2.py
@@ -1,36 +1,50 @@
+import json
+import re
 from pathlib import Path
+from typing import cast
 
-from PyQt6.QtCore import QDir, QFileInfo
+from PyQt6.QtCore import QDir, QFileInfo, qInfo, qWarning
 
 import mobase
 
-from ..basic_features import BasicModDataChecker, GlobPatterns
 from ..basic_features.basic_save_game_info import BasicGameSaveGame
 from ..basic_game import BasicGame
+from ..steam_utils import find_steam_path
 
 
-class SlayTheSpire2ModDataChecker(BasicModDataChecker):
-    def __init__(self):
-        super().__init__(
-            GlobPatterns(
-                valid=[
-                    "*.pck",
-                    "*.dll",
-                    "*.json",
-                ],
-                move={
-                    "*/*.pck": "",
-                    "*/*.dll": "",
-                    "*/*.json": "",
-                },
-            )
+class SlayTheSpire2ModDataChecker(mobase.ModDataChecker):
+    _VALID_EXTENSIONS = (".pck", ".dll", ".json")
+
+    def _has_mod_files(self, filetree: mobase.IFileTree) -> bool:
+        return any(
+            entry.isFile() and entry.name().endswith(self._VALID_EXTENSIONS)
+            for entry in filetree
         )
 
+    def dataLooksValid(
+        self, filetree: mobase.IFileTree
+    ) -> mobase.ModDataChecker.CheckReturn:
+        if self._has_mod_files(filetree):
+            return mobase.ModDataChecker.VALID
+        for entry in filetree:
+            if entry.isDir() and self._has_mod_files(cast(mobase.IFileTree, entry)):
+                return mobase.ModDataChecker.FIXABLE
+        return mobase.ModDataChecker.INVALID
+
+    def fix(self, filetree: mobase.IFileTree) -> mobase.IFileTree:
+        for entry in list(filetree):
+            if entry.isDir():
+                tree = cast(mobase.IFileTree, entry)
+                if self._has_mod_files(tree):
+                    filetree.merge(tree)
+                    entry.detach()
+        return filetree
+
 
 class SlayTheSpire2Game(BasicGame):
     Name = "Slay the Spire 2 Support Plugin"
     Author = "Azlle"
-    Version = "1.0.1"
+    Version = "1.1.0"
 
     GameName = "Slay the Spire 2"
     GameShortName = "slaythespire2"
@@ -41,23 +55,82 @@ class SlayTheSpire2Game(BasicGame):
     GameDataPath = "mods"
     GameDocumentsDirectory = "%USERPROFILE%/AppData/Roaming/SlayTheSpire2"
 
+    _last_save_dir: str = ""
+
     def init(self, organizer: mobase.IOrganizer) -> bool:
         super().init(organizer)
         self._register_feature(SlayTheSpire2ModDataChecker())
+        organizer.modList().onModInstalled(self._on_mod_installed)
         return True
 
     def initializeProfile(self, directory: QDir, settings: mobase.ProfileSetting):
         mods_path = Path(self.dataDirectory().absolutePath())
-        mods_path.mkdir(exist_ok=True)
+        if not mods_path.exists():
+            qInfo(f"Creating mods directory: {mods_path}")
+            mods_path.mkdir()
         super().initializeProfile(directory, settings)
 
+    def _on_mod_installed(self, mod: mobase.IModInterface):
+        mod_name = mod.name()
+        self._organizer.onNextRefresh(
+            lambda: self._apply_version(self._organizer.modList().getMod(mod_name)),
+            True,
+        )
+
+    def _apply_version(self, mod: mobase.IModInterface | None):
+        if mod is None:
+            return
+        mod_path = Path(mod.absolutePath())
+        for json_file in mod_path.glob("*.json"):
+            try:
+                with open(json_file, encoding="utf-8-sig") as f:
+                    data = json.load(f)
+                    if version := data.get("version"):
+                        version = version.lstrip("v")
+                        meta_ini = mod_path / "meta.ini"
+                        raw = meta_ini.read_bytes()
+                        raw = re.sub(
+                            rb"^\s*version\s*=\s*[^\r\n]*",
+                            f"version={version}".encode(),
+                            raw,
+                            flags=re.MULTILINE,
+                        )
+                        meta_ini.write_bytes(raw)
+                        qInfo(
+                            f"Set version of {mod_path.name} to {version} using {json_file.name}"
+                        )
+                        self._organizer.modDataChanged(mod)
+                        break
+            except (json.JSONDecodeError, OSError) as e:
+                qWarning(
+                    f"Failed to apply version for {mod_path.name} via {json_file.name}: {e}"
+                )
+                continue
+
     def savesDirectory(self) -> QDir:
-        docs = QDir(self.documentsDirectory())
-        steam_dir = Path(docs.absoluteFilePath("steam"))
-        if steam_dir.exists():
-            entries = [e for e in steam_dir.iterdir() if e.is_dir()]
-            if entries:
-                return QDir(str(entries[0]))
+        steam_dir = Path(self.documentsDirectory().absolutePath()) / "steam"
+        candidates = []
+        is_fallback = False
+        steam_path = find_steam_path()
+        if steam_path is not None:
+            userdata = steam_path / "userdata"
+            if userdata.exists():
+                candidates = [
+                    child / "2868840" / "remote"
+                    for child in userdata.iterdir()
+                    if child.is_dir() and (child / "2868840" / "remote").exists()
+                ]
+        if not candidates:
+            is_fallback = True
+            if steam_dir.exists():
+                candidates = [child for child in steam_dir.iterdir() if child.is_dir()]
+        if candidates:
+            save_dir = max(candidates, key=lambda p: p.stat().st_mtime)
+            if (s := str(save_dir)) != self._last_save_dir:
+                status = "not found, using AppData" if is_fallback else "found"
+                qInfo(f"Steam save directory {status}: {save_dir}")
+                self.__class__._last_save_dir = s
+            return QDir(s)
         return QDir(str(steam_dir))
 
     def listSaves(self, folder: QDir) -> list[mobase.ISaveGame]:
@@ -65,17 +138,17 @@ def listSaves(self, folder: QDir) -> list[mobase.ISaveGame]:
         return [
             BasicGameSaveGame(save)
             for save in base.rglob("*")
-            if save.is_file() and save.suffix in (".save", ".run")
+            if save.is_file() and save.suffix in (".save", ".run", ".backup")
         ]
 
     def executables(self):
         return [
             mobase.ExecutableInfo(
-                "Slay the Spire 2",
+                self.GameName,
                 QFileInfo(self.gameDirectory().absoluteFilePath(self.binaryName())),
             ),
             mobase.ExecutableInfo(
-                "Slay the Spire 2 (OpenGL)",
+                f"{self.GameName} (OpenGL)",
                 QFileInfo(self.gameDirectory().absoluteFilePath(self.binaryName())),
             ).withArgument("--rendering-driver opengl3"),
         ]