diff --git a/app/src/main/java/com/helldivers/app/ActivityGame.java b/app/src/main/java/com/helldivers/app/ActivityGame.java
index 4b7c1ac..e3ab84f 100644
--- a/app/src/main/java/com/helldivers/app/ActivityGame.java
+++ b/app/src/main/java/com/helldivers/app/ActivityGame.java
@@ -10,6 +10,7 @@ import android.widget.FrameLayout;
 import android.widget.ImageButton;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
+import android.widget.ProgressBar;
 import android.widget.TextView;
 import androidx.appcompat.app.AppCompatActivity;
 
@@ -194,6 +195,8 @@ private static final String[] NAMES = {
     private LinearLayout sequenceContainer;
     private ImageButton btnUp, btnDown, btnLeft, btnRight;
     private android.widget.Button btnVolver;
+    private ProgressBar progressBar;
+    private ImageView ivFailure;
 
     private int[] sequence;
     private int playerIndex = 0;
@@ -201,6 +204,7 @@ private static final String[] NAMES = {
     private boolean esperando = false;
     private boolean juegoActivo = true;
     private int currentStratagemIndex = 0;
+    private boolean bloqueado = false;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -218,6 +222,8 @@ private static final String[] NAMES = {
         btnLeft = findViewById(R.id.btn_left);
         btnRight = findViewById(R.id.btn_right);
         btnVolver = findViewById(R.id.btn_volver);
+        progressBar = findViewById(R.id.progress_bar);
+        ivFailure = findViewById(R.id.iv_failure);
 
         btnVolver.setOnClickListener(v -> finish());
 
@@ -245,6 +251,10 @@ private static final String[] NAMES = {
         currentStratagemIndex = idx;
         playerIndex = 0;
         juegoActivo = true;
+        bloqueado = false;
+
+        if (progressBar != null) progressBar.setVisibility(View.GONE);
+        if (ivFailure != null) ivFailure.setVisibility(View.GONE);
 
         if (ivStratagemIcon != null) {
             try {
@@ -258,7 +268,7 @@ private static final String[] NAMES = {
         secuenciaMostrar();
         
         handler.removeCallbacksAndMessages(null);
-        handler.postDelayed(() -> { esperando = true; }, 1200);
+        esperando = true;
     }
 
     private static final String ARROW_CHARS = "\u2191\u2193\u2190\u2192";
@@ -293,7 +303,8 @@ private static final String[] NAMES = {
     }
 
     private void onInput(int dir) {
-        if (!juegoActivo || !esperando) return;
+        if (!juegoActivo || !esperando || bloqueado) return;
+        bloqueado = true;
         
         if (dir == sequence[playerIndex]) {
             playerIndex++;
@@ -313,13 +324,22 @@ private static final String[] NAMES = {
                 completadas++;
                 if (tvCounter != null) tvCounter.setText(String.valueOf(completadas));
                 esperando = false;
-                handler.postDelayed(this::nuevaRonda, 1200);
+                if (progressBar != null) {
+                    progressBar.setVisibility(View.VISIBLE);
+                    handler.postDelayed(() -> {
+                        if (progressBar != null) progressBar.setVisibility(View.GONE);
+                    }, 300);
+                }
+                handler.postDelayed(this::nuevaRonda, 300);
+            } else {
+                bloqueado = false;
             }
         } else {
             if (soundManager != null) {
                 try { soundManager.playFailure(); } catch (Exception e) {}
             }
             juegoActivo = false;
+            if (ivFailure != null) ivFailure.setVisibility(View.VISIBLE);
             handler.postDelayed(this::nuevaRonda, 1500);
         }
     }
diff --git a/app/src/main/res/drawable/ic_failure.xml b/app/src/main/res/drawable/ic_failure.xml
new file mode 100644
index 0000000..fae86a7
--- /dev/null
+++ b/app/src/main/res/drawable/ic_failure.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="150dp"
+    android:height="150dp"
+    android:viewportWidth="150"
+    android:viewportHeight="150">
+    <!-- Red circle background -->
+    <path
+        android:fillColor="#CC0000"
+        android:pathData="M75,75m-60,0a60,60 0,1 1,120 0a60,60 0,1 1,-120 0"/>
+    <!-- X mark -->
+    <path
+        android:strokeWidth="10"
+        android:strokeColor="#FFFFFF"
+        android:pathData="M45,45L105,105"/>
+    <path
+        android:strokeWidth="10"
+        android:strokeColor="#FFFFFF"
+        android:pathData="M105,45L45,105"/>
+</vector>
diff --git a/app/src/main/res/layout/activity_game.xml b/app/src/main/res/layout/activity_game.xml
index 00fd361..6663b46 100644
--- a/app/src/main/res/layout/activity_game.xml
+++ b/app/src/main/res/layout/activity_game.xml
@@ -205,4 +205,22 @@
         android:scaleType="fitCenter"
         android:src="@drawable/stratagemas_icon" />
 
+    <!-- Loading Spinner -->
+    <ProgressBar
+        android:id="@+id/progress_bar"
+        android:layout_width="80dp"
+        android:layout_height="80dp"
+        android:layout_centerInParent="true"
+        android:indeterminateTint="#FFD700"
+        android:visibility="gone" />
+
+    <!-- Failure Indicator (X) -->
+    <ImageView
+        android:id="@+id/iv_failure"
+        android:layout_width="150dp"
+        android:layout_height="150dp"
+        android:layout_centerInParent="true"
+        android:src="@drawable/ic_failure"
+        android:visibility="gone" />
+
 </RelativeLayout>
\ No newline at end of file