diff --git a/Config/DefaultGame.ini b/Config/DefaultGame.ini
index b991c9822..d6f6c04bb 100644
--- a/Config/DefaultGame.ini
+++ b/Config/DefaultGame.ini
@@ -15,6 +15,7 @@ InsertPack = (PackSource="StarterContent.upack",PackName="StarterContent")
 bIsDrawHitCursorLine=0
 bIsDrawDeprojectedCursorLine=0
 bIsShowMouseCursor=1
+bIsDrawExplosionSpheres=0
 NetGraph=1
 CameraVerticalSpeedLag=0.000000
 UnUsedEnum=Everything
diff --git a/Content/Maps/warmup.umap b/Content/Maps/warmup.umap
index 912f09d95..cc6628b50 100644
Binary files a/Content/Maps/warmup.umap and b/Content/Maps/warmup.umap differ
diff --git a/Source/Cloud9/Game/Cloud9DeveloperSettings.cpp b/Source/Cloud9/Game/Cloud9DeveloperSettings.cpp
index 9c1300cdb..2ecd3f759 100644
--- a/Source/Cloud9/Game/Cloud9DeveloperSettings.cpp
+++ b/Source/Cloud9/Game/Cloud9DeveloperSettings.cpp
@@ -33,6 +33,7 @@ UCloud9DeveloperSettings::UCloud9DeveloperSettings(const FObjectInitializer& Obj
 	bIsShowMouseCursor = 0;
 	bIsDrawDeprojectedCursorLine = 0;
 	bIsDrawHitCursorLine = 0;
+	bIsDrawExplosionSpheres = 0;
 	NetGraph = 0;
 	Volume = 0.1;
 }
@@ -98,6 +99,12 @@ void UCloud9DeveloperSettings::InitializeCVars()
 			TEXT("Whether to show mouse cursor on screen or not in game")
 		);
 
+		RegisterConsoleVariable(
+			bIsDrawExplosionSpheres,
+			TEXT("r.bIsDrawExplosionSpheres"),
+			TEXT("Whether to debug explosions spheres")
+		);
+
 		RegisterConsoleVariable(
 			NetGraph,
 			TEXT("r.NetGraph"),
diff --git a/Source/Cloud9/Game/Cloud9DeveloperSettings.h b/Source/Cloud9/Game/Cloud9DeveloperSettings.h
index 1f55dbe4d..2cf3f1de7 100644
--- a/Source/Cloud9/Game/Cloud9DeveloperSettings.h
+++ b/Source/Cloud9/Game/Cloud9DeveloperSettings.h
@@ -67,6 +67,9 @@ class CLOUD9_API UCloud9DeveloperSettings : public UDeveloperSettings
 	UPROPERTY(config, EditAnywhere, BlueprintReadWrite, Category=Debug)
 	int32 bIsShowMouseCursor;
 
+	UPROPERTY(config, EditAnywhere, BlueprintReadWrite, Category=Debug)
+	int32 bIsDrawExplosionSpheres;
+
 	UPROPERTY(config, EditAnywhere, BlueprintReadWrite, Category=Debug)
 	int32 NetGraph;
 
diff --git a/Source/Cloud9/Weapon/Classes/Cloud9WeaponGrenade.cpp b/Source/Cloud9/Weapon/Classes/Cloud9WeaponGrenade.cpp
index f62080531..4c18a422c 100644
--- a/Source/Cloud9/Weapon/Classes/Cloud9WeaponGrenade.cpp
+++ b/Source/Cloud9/Weapon/Classes/Cloud9WeaponGrenade.cpp
@@ -23,6 +23,8 @@
 
 #include "Cloud9WeaponGrenade.h"
 
+#include "DrawDebugHelpers.h"
+
 #include "Cloud9/Character/Cloud9Character.h"
 #include "Cloud9/Game/Cloud9DeveloperSettings.h"
 #include "Cloud9/Game/Cloud9GameInstance.h"
@@ -90,8 +92,9 @@ bool ACloud9WeaponGrenade::OnInitialize(const FWeaponId& NewWeaponId, FName NewW
 		}
 
 		let CommonData = WeaponDefinition.GetCommonData();
-		Explosion->Radius = CommonData->Grenade.ExplosionRadius;
-		Explosion->ImpulseStrength = CommonData->Grenade.ImpulseStrength;
+
+		Explosion->Radius = GetWeaponInfo()->Radius;
+		Explosion->ImpulseStrength = GetWeaponInfo()->Damage * CommonData->Grenade.ImpulseMultiplier;
 		Explosion->bIgnoreOwningActor = true;
 		Explosion->bImpulseVelChange = true;
 
@@ -232,6 +235,7 @@ bool ACloud9WeaponGrenade::OnGrenadeActionLoop()
 		return false;
 	}
 
+	// TODO: look like active effect not required (can be replaced by niagara effect)
 	if (IsValid(ActiveEffect))
 	{
 		ActiveEffect->Activate();
@@ -262,6 +266,49 @@ bool ACloud9WeaponGrenade::OnGrenadeActionLoop()
 		UCloud9SoundPlayer::PlayRandomSound(ExplodeSounds, GetActorLocation(), Settings->Volume);
 	}
 
+	if (Settings->bIsDrawExplosionSpheres)
+	{
+		constexpr int SphereSegments = 32;
+		constexpr int SphereLifeTime = 4.0f;
+		constexpr int SphereThickness = 1.0f;
+
+		DrawDebugSphere(
+			GetWorld(),
+			GetActorLocation(),
+			Explosion->Radius * 0.5f,
+			SphereSegments,
+			FColor::Red,
+			false,
+			SphereLifeTime,
+			0,
+			SphereThickness
+		);
+
+		DrawDebugSphere(
+			GetWorld(),
+			GetActorLocation(),
+			Explosion->Radius * 0.75f,
+			SphereSegments,
+			FColor::Yellow,
+			false,
+			SphereLifeTime,
+			0,
+			SphereThickness
+		);
+
+		DrawDebugSphere(
+			GetWorld(),
+			GetActorLocation(),
+			Explosion->Radius * 1.0f,
+			SphereSegments,
+			FColor::Green,
+			false,
+			SphereLifeTime,
+			0,
+			SphereThickness
+		);
+	}
+
 	// Activate action finished timer
 	ActiveTimerHandle = GetWorld()
 		| EUWorld::AsyncAfter{
diff --git a/Source/Cloud9/Weapon/Tables/WeaponCommonData.h b/Source/Cloud9/Weapon/Tables/WeaponCommonData.h
index 6b87208fd..9bdb6d82d 100644
--- a/Source/Cloud9/Weapon/Tables/WeaponCommonData.h
+++ b/Source/Cloud9/Weapon/Tables/WeaponCommonData.h
@@ -69,11 +69,11 @@ struct FGrenadeCommonData
 {
 	GENERATED_BODY()
 
-	UPROPERTY(BlueprintReadOnly, EditDefaultsOnly, Category=Explosive)
-	float ExplosionRadius = 200.0f;
-
-	UPROPERTY(BlueprintReadOnly, EditDefaultsOnly, Category=Explosive)
-	float ImpulseStrength = 2000.0f;
+	/**
+	 * Only relevant for frag (explosive)
+	 */
+	UPROPERTY(BlueprintReadOnly, EditDefaultsOnly, Category=Damage)
+	float ImpulseMultiplier = 10.0f;
 
 	UPROPERTY(BlueprintReadOnly, EditDefaultsOnly, Category=Throw)
 	float MaxThrowImpulse = 800.0f;
diff --git a/Source/Cloud9/Weapon/Tables/WeaponTableGrenade.h b/Source/Cloud9/Weapon/Tables/WeaponTableGrenade.h
index 996b5a160..6943720cb 100644
--- a/Source/Cloud9/Weapon/Tables/WeaponTableGrenade.h
+++ b/Source/Cloud9/Weapon/Tables/WeaponTableGrenade.h
@@ -106,25 +106,28 @@ struct FGrenadeWeaponInfo : public FBaseWeaponInfo
 	TSubclassOf<ACloud9WeaponGrenade> Class;
 
 	/**
-	 * --
+	 * Only relevant for frag (explosive) and molotov grenade
 	 */
 	UPROPERTY(BlueprintReadOnly, EditDefaultsOnly, Category=Damage,
 		meta=(UIMin="0", UIMax="1000", ClampMin="0", ClampMax="1000"))
 	float Damage;
 
 	/**
-	 * Damage against armored opponents is multiplied by ArmorPenetration * 0.5
+	 * Effective radius for grenade
+	 * - Explosive - Explosive radius
+	 * - Molotov - Radius of burning
+	 * - Smoke - Radius of smoke
+	 * - Flash - Not relevant
 	 */
-	UPROPERTY(BlueprintReadOnly, EditDefaultsOnly, Category=Damage,
-		meta=(UIMin="0", UIMax="1.0", ClampMin="0", ClampMax="2.0"))
-	float ArmorPenetration = 2.0f;
+	UPROPERTY(BlueprintReadOnly, EditDefaultsOnly, Category=Damage)
+	float Radius = 200.0f;
 
 	/**
-	 * --
+	 * Damage against armored opponents is multiplied by ArmorPenetration * 0.5
 	 */
 	UPROPERTY(BlueprintReadOnly, EditDefaultsOnly, Category=Damage,
-		meta=(UIMin="0", UIMax="1.0", ClampMin="0", ClampMax="1.0"))
-	float RangeModifier = 1.0f;
+		meta=(UIMin="0", UIMax="1.0", ClampMin="0", ClampMax="2.0"))
+	float ArmorPenetration = 2.0f;
 
 	/**
 	 * Time to pull out pin of grenade before throw