diff --git a/Northstar.CustomServers/mod/scripts/vscripts/weapons/mp_titanweapon_particle_accelerator.nut b/Northstar.CustomServers/mod/scripts/vscripts/weapons/mp_titanweapon_particle_accelerator.nut
new file mode 100644
index 000000000..d566bcde3
--- /dev/null
+++ b/Northstar.CustomServers/mod/scripts/vscripts/weapons/mp_titanweapon_particle_accelerator.nut
@@ -0,0 +1,273 @@
+untyped
+
+global function MpTitanWeaponParticleAccelerator_Init
+
+global function OnWeaponPrimaryAttack_titanweapon_particle_accelerator
+global function OnWeaponActivate_titanweapon_particle_accelerator
+global function OnWeaponCooldown_titanweapon_particle_accelerator
+global function OnWeaponStartZoomIn_titanweapon_particle_accelerator
+global function OnWeaponStartZoomOut_titanweapon_particle_accelerator
+
+global function PROTO_GetHeatMeterCharge
+
+#if SERVER
+global function OnWeaponNpcPrimaryAttack_titanweapon_particle_accelerator
+#endif
+
+const ADS_SHOT_COUNT_NORMAL = 3
+const ADS_SHOT_COUNT_UPGRADE = 5
+const TPAC_PROJECTILE_SPEED = 8000
+const TPAC_PROJECTILE_SPEED_NPC = 5000
+const LSTAR_LOW_AMMO_WARNING_FRAC = 0.25
+const LSTAR_COOLDOWN_EFFECT_1P = $"wpn_mflash_snp_hmn_smokepuff_side_FP"
+const LSTAR_COOLDOWN_EFFECT_3P = $"wpn_mflash_snp_hmn_smokepuff_side"
+const LSTAR_BURNOUT_EFFECT_1P = $"xo_spark_med"
+const LSTAR_BURNOUT_EFFECT_3P = $"xo_spark_med"
+
+const TPA_ADS_EFFECT_1P = $"P_TPA_electricity_FP"
+const TPA_ADS_EFFECT_3P = $"P_TPA_electricity"
+
+const CRITICAL_ENERGY_RESTORE_AMOUNT = 30
+const SPLIT_SHOT_CRITICAL_ENERGY_RESTORE_AMOUNT = 8
+
+struct {
+	float[ADS_SHOT_COUNT_UPGRADE] boltOffsets = [
+		0.0,
+		0.022,
+		-0.022,
+		0.044,
+		-0.044,
+	]
+} file
+
+function MpTitanWeaponParticleAccelerator_Init()
+{
+	PrecacheParticleSystem( LSTAR_COOLDOWN_EFFECT_1P )
+	PrecacheParticleSystem( LSTAR_COOLDOWN_EFFECT_3P )
+	PrecacheParticleSystem( LSTAR_BURNOUT_EFFECT_1P )
+	PrecacheParticleSystem( LSTAR_BURNOUT_EFFECT_3P )
+	PrecacheParticleSystem( TPA_ADS_EFFECT_1P )
+	PrecacheParticleSystem( TPA_ADS_EFFECT_3P )
+
+	#if SERVER
+	AddDamageCallbackSourceID( eDamageSourceId.mp_titanweapon_particle_accelerator, OnHit_TitanWeaponParticleAccelerator )
+	#endif
+}
+
+void function OnWeaponStartZoomIn_titanweapon_particle_accelerator( entity weapon )
+{
+	// modified variable for fix zoom problem
+	weapon.s.lastZoomState <- true
+
+	array<string> mods = weapon.GetMods()
+	if ( weapon.HasMod( "fd_split_shot_cost") )
+	{
+		if ( weapon.HasMod( "pas_ion_weapon_ads" ) )
+			mods.append( "fd_upgraded_proto_particle_accelerator_pas" )
+		else
+			mods.append( "fd_upgraded_proto_particle_accelerator" )
+	}
+	else
+	{
+		if ( weapon.HasMod( "pas_ion_weapon_ads" ) )
+			mods.append( "proto_particle_accelerator_pas" )
+		else
+			mods.append( "proto_particle_accelerator" )
+	}
+
+	weapon.SetMods( mods )
+
+	#if CLIENT
+		entity weaponOwner = weapon.GetWeaponOwner()
+		if ( weaponOwner == GetLocalViewPlayer() )
+			EmitSoundOnEntity( weaponOwner, "Weapon_Particle_Accelerator_WindUp_1P" )
+	#endif
+	weapon.PlayWeaponEffectNoCull( TPA_ADS_EFFECT_1P, TPA_ADS_EFFECT_3P, "muzzle_flash" )
+	//weapon.PlayWeaponEffectNoCull( $"wpn_arc_cannon_charge_fp", $"wpn_arc_cannon_charge", "muzzle_flash" )
+	weapon.EmitWeaponSound( "arc_cannon_charged_loop" )
+}
+
+void function OnWeaponStartZoomOut_titanweapon_particle_accelerator( entity weapon )
+{
+	// modified variable for fix zoom problem
+	weapon.s.lastZoomState <- false
+
+	array<string> mods = weapon.GetMods()
+	mods.fastremovebyvalue( "proto_particle_accelerator" )
+	mods.fastremovebyvalue( "proto_particle_accelerator_pas" )
+	weapon.SetMods( mods )
+	//weapon.StopWeaponEffect( $"wpn_arc_cannon_charge_fp", $"wpn_arc_cannon_charge" )
+	weapon.StopWeaponEffect( TPA_ADS_EFFECT_1P, TPA_ADS_EFFECT_3P )
+	weapon.StopWeaponSound( "arc_cannon_charged_loop" )
+}
+
+void function OnWeaponActivate_titanweapon_particle_accelerator( entity weapon )
+{
+	if ( !( "initialized" in weapon.s ) )
+	{
+		weapon.s.initialized <- true
+	}
+
+	// modified variable for fix zoom problem
+	if ( !( "lastZoomState" in weapon.s ) )
+		weapon.s.lastZoomState <- false
+
+	// fix when player zoom OffhandWeapon and switch back to main weapon will not call the OnWeaponZoom callback
+	if( weapon.IsWeaponInAds() != weapon.s.lastZoomState )
+	{
+		if( weapon.IsWeaponInAds() )
+			OnWeaponStartZoomIn_titanweapon_particle_accelerator( weapon )
+		else
+			OnWeaponStartZoomOut_titanweapon_particle_accelerator( weapon )
+	}
+
+	#if SERVER
+	entity owner = weapon.GetWeaponOwner()
+	owner.SetSharedEnergyRegenDelay( 0.5 )
+	#endif
+}
+
+function OnWeaponPrimaryAttack_titanweapon_particle_accelerator( entity weapon, WeaponPrimaryAttackParams attackParams )
+{
+	entity owner = weapon.GetWeaponOwner()
+	float zoomFrac = owner.GetZoomFrac()
+	if ( zoomFrac < 1 && zoomFrac > 0)
+		return 0
+
+	weapon.EmitWeaponNpcSound( LOUD_WEAPON_AI_SOUND_RADIUS_MP, 0.2 )
+	return FireWeaponPlayerAndNPC( weapon, attackParams, true )
+}
+
+#if SERVER
+var function OnWeaponNpcPrimaryAttack_titanweapon_particle_accelerator( entity weapon, WeaponPrimaryAttackParams attackParams )
+{
+	weapon.EmitWeaponNpcSound( LOUD_WEAPON_AI_SOUND_RADIUS_MP, 0.2 )
+	return FireWeaponPlayerAndNPC( weapon, attackParams, false )
+}
+#endif // #if SERVER
+
+
+function FireWeaponPlayerAndNPC( entity weapon, WeaponPrimaryAttackParams attackParams, bool playerFired )
+{
+	bool shouldCreateProjectile = false
+	if ( IsServer() || weapon.ShouldPredictProjectiles() )
+		shouldCreateProjectile = true
+
+	#if CLIENT
+		if ( !playerFired )
+			shouldCreateProjectile = false
+	#endif
+
+	entity owner = weapon.GetWeaponOwner()
+    bool inADS = weapon.IsWeaponInAds()
+	int ADS_SHOT_COUNT = weapon.HasMod( "pas_ion_weapon_ads" ) ? ADS_SHOT_COUNT_UPGRADE : ADS_SHOT_COUNT_NORMAL
+
+	if ( shouldCreateProjectile )
+	{
+	    int shotCount = inADS ? ADS_SHOT_COUNT : 1
+		weapon.ResetWeaponToDefaultEnergyCost()
+		int cost = weapon.GetWeaponCurrentEnergyCost()
+		int currentEnergy = owner.GetSharedEnergyCount()
+		bool outOfEnergy = (currentEnergy < cost) || (currentEnergy == 0)
+		if ( !inADS || outOfEnergy )
+		{
+			weapon.SetWeaponEnergyCost( 0 )
+			shotCount = 1
+
+			#if CLIENT
+				if ( outOfEnergy )
+					FlashEnergyNeeded_Bar( cost )
+			#endif
+			//Single Shots
+			weapon.EmitWeaponSound_1p3p( "Weapon_Particle_Accelerator_Fire_1P", "Weapon_Particle_Accelerator_SecondShot_3P" )
+		}
+		else
+		{
+			shotCount = ADS_SHOT_COUNT
+			//Split Shots
+			weapon.EmitWeaponSound_1p3p( "Weapon_Particle_Accelerator_AltFire_1P", "Weapon_Particle_Accelerator_AltFire_SecondShot_3P" )
+		}
+
+		vector attackAngles = VectorToAngles( attackParams.dir )
+		vector baseRightVec = AnglesToRight( attackAngles )
+		for ( int index = 0; index < shotCount; index++ )
+		{
+			vector attackVec = attackParams.dir + baseRightVec * file.boltOffsets[index]
+			int damageType = damageTypes.largeCaliber | DF_STOPS_TITAN_REGEN
+
+			float speed = TPAC_PROJECTILE_SPEED
+			if ( owner.IsNPC() )
+				speed = TPAC_PROJECTILE_SPEED_NPC
+
+			entity bolt = weapon.FireWeaponBolt( attackParams.pos, attackVec, speed, damageType, damageType, playerFired, 0 )
+			if ( bolt != null )
+			{
+				//bolt.kv.gravity = -0.1
+				bolt.kv.rendercolor = "0 0 0"
+				bolt.kv.renderamt = 0
+				bolt.kv.fadedist = 1
+			}
+		}
+	}
+	return 1
+}
+
+void function OnWeaponCooldown_titanweapon_particle_accelerator( entity weapon )
+{
+	weapon.PlayWeaponEffect( LSTAR_COOLDOWN_EFFECT_1P, LSTAR_COOLDOWN_EFFECT_3P, "SPINNING_KNOB" ) //"DWAY_ROTATE"
+	weapon.EmitWeaponSound_1p3p( "LSTAR_VentCooldown", "LSTAR_VentCooldown" )
+}
+
+int function PROTO_GetHeatMeterCharge( entity weapon )
+{
+	if ( !IsValid( weapon ) )
+		return 0
+
+	entity owner = weapon.GetWeaponOwner()
+	if ( !IsValid( owner ) )
+		return 0
+
+	if ( weapon.IsReloading() )
+		return 8
+
+	float max = float ( owner.GetWeaponAmmoMaxLoaded( weapon ) )
+	float currentAmmo = float ( owner.GetWeaponAmmoLoaded( weapon ) )
+
+	float crosshairSegments = 8.0
+	return int ( GraphCapped( currentAmmo, max, 0.0, 0.0, crosshairSegments ) )
+}
+
+#if SERVER
+void function OnHit_TitanWeaponParticleAccelerator( entity victim, var damageInfo )
+{
+	entity inflictor = DamageInfo_GetInflictor( damageInfo )
+	if ( !IsValid( inflictor ) )
+		return
+	if ( !inflictor.IsProjectile() )
+		return
+
+	entity attacker = DamageInfo_GetAttacker( damageInfo )
+
+	if ( !IsValid( attacker ) || attacker.IsProjectile() ) //Is projectile check is necessary for when the original attacker is no longer valid it becomes the projectile.
+		return
+
+	if ( attacker.GetSharedEnergyTotal() <= 0 )
+		return
+
+	if ( attacker.GetTeam() == victim.GetTeam() )
+		return
+
+	entity soul = attacker.GetTitanSoul()
+	if ( !IsValid( soul ) )
+		return
+
+	if ( ( IsSingleplayer() || SoulHasPassive( soul, ePassives.PAS_ION_WEAPON ) ) && IsCriticalHit( attacker, victim, DamageInfo_GetHitBox( damageInfo ), DamageInfo_GetDamage( damageInfo ), DamageInfo_GetDamageType( damageInfo ) ) )
+	{
+			array<string> mods = inflictor.ProjectileGetMods()
+			if ( mods.contains( "proto_particle_accelerator" ) )
+				attacker.AddSharedEnergy( SPLIT_SHOT_CRITICAL_ENERGY_RESTORE_AMOUNT )
+			else
+				attacker.AddSharedEnergy( CRITICAL_ENERGY_RESTORE_AMOUNT )
+	}
+}
+#endif