function OnLunasa01SpellStart(keys)
	local caster = EntIndexToHScript(keys.caster_entindex)
	local targetPoint = keys.target_points[1]
	
	caster:EmitSound("Sound_THTD.thtd_lunasa_01")

	local targets = THTD_FindUnitsInRadius(caster,targetPoint,keys.radius)
	for k,v in pairs(targets) do
		keys.ability:ApplyDataDrivenModifier(caster, v, "modifier_lunasa_01_debuff", nil)

		UpdatePrismriverComboName(caster,v)
		
		local comboName = GetPrismriverComboName(v)		
		if comboName == "lyricamerlinlunasa" then
			OnLyricaMerlinLunasa(keys,caster,v)
			ResetPrismriverComboName(v)
		elseif comboName == "merlinlyricalunasa" then
			OnMerlinLyricaLunasa(keys,caster,v)
			ResetPrismriverComboName(v)		
		end		

		local time = keys.duration_time
	   	v:SetContextThink(DoUniqueString("thtd_lunasa01_debuff"), 
			function()
				if GameRules:IsGamePaused() then return 0.03 end
				if time <= 0 then return nil end
				if v==nil or v:IsNull() or v:IsAlive()==false then return nil end
						
				local damage = caster:THTD_GetAbilityPowerDamage(keys.ability) * 0.5
				local DamageTable = {
					ability = keys.ability,
					victim = v, 
					attacker = caster, 
					damage = damage, 
					damage_type = keys.ability:GetAbilityDamageType(), 
					damage_flags = DOTA_DAMAGE_FLAG_NONE
			   	}
				UnitDamageTarget(DamageTable)
				   
				time = time - 0.5
				return 0.5
			end, 
		0)		
	end

	local effectIndex = ParticleManager:CreateParticle("particles/heroes/lunasa/ability_lunasa_01.vpcf", PATTACH_CUSTOMORIGIN, caster)
	ParticleManager:SetParticleControl(effectIndex, 0, targetPoint)
	ParticleManager:DestroyParticleSystem(effectIndex,false)
end

function OnLunasa02AttackLanded(keys)
	local caster = EntIndexToHScript(keys.caster_entindex)
	local target = keys.target	

	if keys.ability:GetLevel() < 1 then return end

	local abilty_01 = caster:FindAbilityByName("thtd_lunasa_01")
	abilty_01:ApplyDataDrivenModifier(caster, target, "modifier_lunasa_01_debuff", nil)	
	
   	local time = abilty_01:GetSpecialValueFor("duration_time")
   	target:SetContextThink(DoUniqueString("thtd_lunasa02_debuff"), 
		function()
			if GameRules:IsGamePaused() then return 0.03 end
			if time <= 0 then return nil end
			if target==nil or target:IsNull() or target:IsAlive()==false then return nil end
			
			local damage = caster:THTD_GetAbilityPowerDamage(keys.ability) * 0.5
			local DamageTable = {
				ability = keys.ability,
				victim = target, 
				attacker = caster, 
				damage = damage, 
				damage_type = keys.ability:GetAbilityDamageType(), 
				damage_flags = DOTA_DAMAGE_FLAG_NONE
		   	}
			UnitDamageTarget(DamageTable)
			time = time - 0.5
			return 0.5
		end, 
	0)

	UpdatePrismriverComboName(caster,target)	
end

function OnLyricaMerlinLunasa(keys,caster,target)
	local modifier = target:FindModifierByName("modifier_lunasa_01_pause")
	if modifier ~= nil then
		modifier:SetDuration(keys.stun_time1,false)
	else
		keys.ability:ApplyDataDrivenModifier(caster,target,"modifier_lunasa_01_pause",{Duration = keys.stun_time1})
	end
end

function OnMerlinLyricaLunasa(keys,caster,target)
	local targets = THTD_FindUnitsInRadius(caster,target:GetOrigin(),keys.radius)
	for k,v in pairs(targets) do
		local modifier = v:FindModifierByName("modifier_lunasa_01_pause")
		if modifier ~= nil then
			modifier:SetDuration(keys.stun_time2,false)
		else
			keys.ability:ApplyDataDrivenModifier(caster,v,"modifier_lunasa_01_pause",{Duration = keys.stun_time2})
		end
	end
end