diff --git a/SchematicSystem/SchematicSystem_19/src/de/steamwar/schematicsystem/autocheck/AutoCheckerItems19.java b/SchematicSystem/SchematicSystem_19/src/de/steamwar/schematicsystem/autocheck/AutoCheckerItems19.java
index c23ad924..59bfc397 100644
--- a/SchematicSystem/SchematicSystem_19/src/de/steamwar/schematicsystem/autocheck/AutoCheckerItems19.java
+++ b/SchematicSystem/SchematicSystem_19/src/de/steamwar/schematicsystem/autocheck/AutoCheckerItems19.java
@@ -48,7 +48,6 @@ public class AutoCheckerItems19 extends AutoCheckerItems15 {
             Material.PEONY,
             Material.TALL_GRASS,
             Material.LARGE_FERN,
-            Material.TORCHFLOWER,
             // 16-stackable Items
             Material.HONEY_BOTTLE,
             // Non-stackable items
diff --git a/SchematicSystem/SchematicSystem_20/build.gradle.kts b/SchematicSystem/SchematicSystem_20/build.gradle.kts
new file mode 100644
index 00000000..5847dbfb
--- /dev/null
+++ b/SchematicSystem/SchematicSystem_20/build.gradle.kts
@@ -0,0 +1,33 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+plugins {
+    steamwar.java
+}
+
+dependencies {
+    compileOnly(project(":SpigotCore", "default"))
+    compileOnly(project(":SchematicSystem:SchematicSystem_Core", "default"))
+    compileOnly(project(":SchematicSystem:SchematicSystem_19", "default"))
+
+    compileOnly(libs.spigotapi)
+
+    compileOnly(libs.nms19)
+    compileOnly(libs.fawe18)
+}
diff --git a/SchematicSystem/SchematicSystem_20/src/de/steamwar/schematicsystem/autocheck/AutoCheckerItems20.java b/SchematicSystem/SchematicSystem_20/src/de/steamwar/schematicsystem/autocheck/AutoCheckerItems20.java
new file mode 100644
index 00000000..8f180af8
--- /dev/null
+++ b/SchematicSystem/SchematicSystem_20/src/de/steamwar/schematicsystem/autocheck/AutoCheckerItems20.java
@@ -0,0 +1,82 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.schematicsystem.autocheck;
+
+import org.bukkit.Material;
+
+import java.util.EnumSet;
+import java.util.Set;
+
+public class AutoCheckerItems20 extends AutoCheckerItems19 {
+
+    private static final Set<Material> ALLOWED_ITEMS_IN_INVENTORY = EnumSet.of(
+            // 64-stackable Items
+            Material.CORNFLOWER,
+            Material.POPPY,
+            Material.FERN,
+            Material.DANDELION,
+            Material.BLUE_ORCHID,
+            Material.ALLIUM,
+            Material.AZURE_BLUET,
+            Material.RED_TULIP,
+            Material.ORANGE_TULIP,
+            Material.WHITE_TULIP,
+            Material.PINK_TULIP,
+            Material.OXEYE_DAISY,
+            Material.LILY_OF_THE_VALLEY,
+            Material.WITHER_ROSE,
+            Material.SUNFLOWER,
+            Material.LILAC,
+            Material.ROSE_BUSH,
+            Material.PEONY,
+            Material.TALL_GRASS,
+            Material.LARGE_FERN,
+            Material.TORCHFLOWER,
+            // 16-stackable Items
+            Material.HONEY_BOTTLE,
+            // Non-stackable items
+            Material.DIAMOND_HORSE_ARMOR,
+            Material.IRON_HORSE_ARMOR,
+            Material.GOLDEN_HORSE_ARMOR,
+            Material.LEATHER_HORSE_ARMOR,
+            // Disks
+            Material.MUSIC_DISC_11,
+            Material.MUSIC_DISC_13,
+            Material.MUSIC_DISC_CAT,
+            Material.MUSIC_DISC_BLOCKS,
+            Material.MUSIC_DISC_CHIRP,
+            Material.MUSIC_DISC_FAR,
+            Material.MUSIC_DISC_MALL,
+            Material.MUSIC_DISC_MELLOHI,
+            Material.MUSIC_DISC_STAL,
+            Material.MUSIC_DISC_STRAD,
+            Material.MUSIC_DISC_WAIT,
+            Material.MUSIC_DISC_WARD,
+            Material.MUSIC_DISC_OTHERSIDE,
+            Material.MUSIC_DISC_PIGSTEP,
+            Material.MUSIC_DISC_RELIC,
+            Material.MUSIC_DISC_5
+    );
+
+    @Override
+    public Set<Material> getAllowedMaterialsInInventory() {
+        return ALLOWED_ITEMS_IN_INVENTORY;
+    }
+}
diff --git a/SchematicSystem/build.gradle.kts b/SchematicSystem/build.gradle.kts
index ee8e8960..65613802 100644
--- a/SchematicSystem/build.gradle.kts
+++ b/SchematicSystem/build.gradle.kts
@@ -31,4 +31,5 @@ dependencies {
     implementation(project(":SchematicSystem:SchematicSystem_8"))
     implementation(project(":SchematicSystem:SchematicSystem_15"))
     implementation(project(":SchematicSystem:SchematicSystem_19"))
+    implementation(project(":SchematicSystem:SchematicSystem_20"))
 }
diff --git a/settings.gradle.kts b/settings.gradle.kts
index 2657c7bc..be8e28e4 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -228,6 +228,7 @@ include(
     "SchematicSystem:SchematicSystem_8",
     "SchematicSystem:SchematicSystem_15",
     "SchematicSystem:SchematicSystem_19",
+    "SchematicSystem:SchematicSystem_20",
     "SchematicSystem:SchematicSystem_Core"
 )