diff --git a/sounds/AKMr.mp3 b/sounds/AKMr.mp3
new file mode 100644
index 0000000..57eccf1
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diff --git a/sounds/AWMr.mp3 b/sounds/AWMr.mp3
new file mode 100644
index 0000000..04c17e6
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diff --git a/sounds/DEagler.mp3 b/sounds/DEagler.mp3
new file mode 100644
index 0000000..08ba877
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diff --git a/sounds/M4A1r.mp3 b/sounds/M4A1r.mp3
new file mode 100644
index 0000000..eeb0d4d
Binary files /dev/null and b/sounds/M4A1r.mp3 differ
diff --git a/sounds/UZIr.mp3 b/sounds/UZIr.mp3
new file mode 100644
index 0000000..824ae81
Binary files /dev/null and b/sounds/UZIr.mp3 differ
diff --git a/sounds/gunChange.mp3 b/sounds/gunChange.mp3
new file mode 100644
index 0000000..3fa6939
Binary files /dev/null and b/sounds/gunChange.mp3 differ
diff --git a/src/Gun.js b/src/Gun.js
index 3a2626b..bdced8f 100644
--- a/src/Gun.js
+++ b/src/Gun.js
@@ -150,6 +150,7 @@ class Gun {
   reload() {
     if (this.isReloading || this.isFiring) return; // Check if already reloading
     this.isReloading = true; // Set reloading flag
+    playSound(this.name+"r");
     ammo.textContent = `Reloading....`;
     //  setting color of the indicator
     if (this.ammo > 0) {
diff --git a/src/canvas.js b/src/canvas.js
index c1797d3..a7d80d8 100644
--- a/src/canvas.js
+++ b/src/canvas.js
@@ -73,10 +73,10 @@ player.switchSprite("IdleR");
 //   color: "gray",
 // });
 Hmeter.value = player.health / 100;
-const platform = new Platform({
-  position: { x: canvas.width / 2 - 75, y: 250 },
-  width: 150,
-});
+// const platform = new Platform({
+//   position: { x: canvas.width / 2 - 75, y: 250 },
+//   width: 150,
+// });
 //  creating guns
 const M4A1 = new Gun({
   ammo: 60,
@@ -210,13 +210,13 @@ sorroundings = [
   cannonLeft,
   cannonRight,
   ...blocks,
-  platform,
 ];
 
 function changeGun(gun) {
   if (currentGun.isFiring || currentGun.isReloading) return;
 
   //  update the current gun
+  playSound("gunChange");
   currentGun = gun;
   gunIcon.innerHTML = gunSvg[currentGun.name];
   const factor = currentGun.magLimit / 100;
@@ -318,7 +318,7 @@ function animate() {
     zombies[i].detectPlayerCollision(player);
   }
   player.zombies = zombies;
-  platform.draw();
+  // platform.draw();
   theta = calculateAngle(player);
   currentGun.draw();
   cannonLeft.draw();
@@ -417,16 +417,16 @@ function animate() {
   }
 
   //    platform collision left
-  if (
-    player.position.y + player.height <= platform.position.y &&
-    player.position.y + player.height + player.velocity.y >=
-      platform.position.y &&
-    player.position.x + player.width >= platform.position.x &&
-    player.position.x <= platform.position.x + platform.width
-  ) {
-    player.velocity.y = 0;
-    player.grounded = true;
-  }
+  // if (
+  //   player.position.y + player.height <= platform.position.y &&
+  //   player.position.y + player.height + player.velocity.y >=
+  //     platform.position.y &&
+  //   player.position.x + player.width >= platform.position.x &&
+  //   player.position.x <= platform.position.x + platform.width
+  // ) {
+  //   player.velocity.y = 0;
+  //   player.grounded = true;
+  // }
 
   //  adding fire effect if jetpack is active
   updateParticles();
@@ -680,16 +680,16 @@ document.querySelectorAll(".powerUp").forEach((btn, i) => {
           return;
         }
         player.score -= 1200;
-        Pvelocity = 5;
+        Pvelocity = 4;
         speedDur += 15;
         if (!speedPUTimeout) {
           speedPUTimeout = setTimeout(() => {
-            Pvelocity = 3;
+            Pvelocity = 2;
           }, speedDur * 1000);
         } else {
           clearTimeout(speedPUTimeout);
           speedPUTimeout = setTimeout(() => {
-            Pvelocity = 3;
+            Pvelocity = 2;
           }, speedDur * 1000);
         }
         usePowerUp();
diff --git a/src/utils.js b/src/utils.js
index 28c82bc..91dc5a9 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -35,7 +35,7 @@ let collisionDetected,
   trapInd = 0,
   scrollOffset = 0,
   damageDur = 0,
-  Pvelocity = 3,
+  Pvelocity = 2,
   zombieCount = 0,
   totalZombies = 0,
   zombies = [],
@@ -143,7 +143,7 @@ function spawnZombies(interval) {
         collisionBlocks: blocks,
         zombies,
         health: 300,
-        speed: 0.65,
+        speed: 0.55,
         height: 75,
         width: 35,
         damage: 15,
@@ -315,7 +315,7 @@ function spawnZombies(interval) {
         collisionBlocks: blocks,
         zombies,
         health: 210,
-        speed: 0.42,
+        speed: 0.38,
         damage: 10,
         attackFreq: 3000,
         color: "red",
@@ -533,13 +533,19 @@ const gunSvg = {
 
 const sounds = {
   AWM: new Audio("./sounds/AWM2.mp3"),
+  AWMr: new Audio("./sounds/AWMr.mp3"),
   AKM: new Audio("./sounds/AKM.mp3"),
+  AKMr: new Audio("./sounds/AKMr.mp3"),
   UZI: new Audio("./sounds/UZI_Single.mp3"),
+  UZIr: new Audio("./sounds/UZIr.mp3"),
   DEagle: new Audio("./sounds/DEagle.mp3"),
+  DEagler: new Audio("./sounds/DEagler.mp3"),
   M4A1: new Audio("./sounds/M4A1.mp3"),
+  M4A1r: new Audio("./sounds/M4A1r.mp3"),
   Run: new Audio("./sounds/Run.mp3"),
   Jump: new Audio("./sounds/Jump.mp3"),
-  Jump2: new Audio("./sounds/Jump2.mp3"),
+  Jump: new Audio("./sounds/Jump.mp3"),
+  gunChange: new Audio("./sounds/gunChange.mp3"),
   Hurt: new Audio("./sounds/Hurt.mp3"),
   Hurt2: new Audio("./sounds/Hurt2.mp3"),
   LandMine: new Audio("./sounds/LandMine.mp3"),