diff --git a/src/main/java/de/fanta/challenges/challenges/ForceItemChallengeEvent.java b/src/main/java/de/fanta/challenges/challenges/ForceItemChallengeEvent.java
new file mode 100644
index 0000000..3cbb333
--- /dev/null
+++ b/src/main/java/de/fanta/challenges/challenges/ForceItemChallengeEvent.java
@@ -0,0 +1,43 @@
+package de.fanta.challenges.challenges;
+
+import de.fanta.challenges.Challenges;
+import de.fanta.challenges.events.TimerChangedEvent;
+import org.bukkit.Material;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Objects;
+
+public class ForceItemChallengeEvent implements Listener {
+    private static final HashMap<Material, Integer> blocklist = new HashMap<>();
+    private static boolean running;
+    private final Challenges plugin = Challenges.getPlugin();
+
+    public static boolean isRunning() {
+        return running;
+    }
+
+    public void setRunning(boolean run) {
+        running = run;
+    }
+
+    public static ArrayList<Material> materials = new ArrayList<>();
+
+    @EventHandler
+    public void onActivation(TimerChangedEvent event) {
+        if (Objects.equals(plugin.getConfig().getString("event.type"), "forceitem")) {
+            if (event.isRunning()) {
+                for (Material material : Material.values()) {
+                    if (material.isItem() && !material.isAir() && !plugin.getNotAvailableMaterials().contains(material)) {
+                        materials.add(material);
+                    }
+                }
+                setRunning(true);
+            } else {
+                setRunning(false);
+            }
+        }
+    }
+}