diff --git a/data/manifest.yaml b/data/manifest.yaml
index 18fda62e..8ec9f63f 100644
--- a/data/manifest.yaml
+++ b/data/manifest.yaml
@@ -298148,6 +298148,10 @@ Lineage:
   steam:
     id: 29520
 Lineage II:
+  id:
+    steamExtra:
+      - 29590
+      - 29530
   installDir:
     Lineage II: {}
   launch:
@@ -370423,6 +370427,9 @@ Outer Wilds:
       when:
         - os: windows
           store: microsoft
+  id:
+    steamExtra:
+      - 1622100
   installDir:
     Outer Wilds: {}
   launch:
diff --git a/data/missing.md b/data/missing.md
index 468ec46f..19c4696d 100644
--- a/data/missing.md
+++ b/data/missing.md
@@ -18703,6 +18703,7 @@
 * [Magic Wand](https://www.pcgamingwiki.com/wiki/?curid=64468)
 * [Magic Word Alchemist](https://www.pcgamingwiki.com/wiki/?curid=127453)
 * [Magic: Legends](https://www.pcgamingwiki.com/wiki/?curid=166563)
+* [Magic: The Gathering - Battlegrounds](https://www.pcgamingwiki.com/wiki/?curid=188726)
 * [Magic: The Gathering - Duels of the Planeswalkers](https://www.pcgamingwiki.com/wiki/?curid=40973)
 * [Magic: The Gathering - Duels of the Planeswalkers 2013](https://www.pcgamingwiki.com/wiki/?curid=8042)
 * [Magicae Mundi](https://www.pcgamingwiki.com/wiki/?curid=114842)
diff --git a/data/wiki-game-cache.yaml b/data/wiki-game-cache.yaml
index faab7e46..7ad31acb 100644
--- a/data/wiki-game-cache.yaml
+++ b/data/wiki-game-cache.yaml
@@ -90809,6 +90809,9 @@ Lineage II:
   renamedFrom:
     - 'Lineage II: The Chaotic Throne'
   steam: 373700
+  steamSide:
+    - 29590
+    - 29530
 Linear Chicken:
   pageId: 93031
   steam: 852660
@@ -94825,6 +94828,8 @@ Magic of Autumn:
   steam: 1184450
 'Magic: Legends':
   pageId: 166563
+'Magic: The Gathering - Battlegrounds':
+  pageId: 188726
 'Magic: The Gathering - Duels of the Planeswalkers':
   pageId: 40973
   steam: 49400
@@ -112979,6 +112984,8 @@ Outer Space:
 Outer Wilds:
   pageId: 90440
   steam: 753640
+  steamSide:
+    - 1622100
   templates:
     - >-
       {{Game data/config|Windows|{{p|hkcu}}\Software\Mobius Digital\Outer