--Ancient Giant
local s,id=GetID()
function s.initial_effect(c)
	--damage
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_F)
	e1:SetCategory(CATEGORY_DAMAGE)
	e1:SetProperty(EFFECT_FLAG_REPEAT+EFFECT_FLAG_PLAYER_TARGET)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCode(EVENT_PHASE+PHASE_END)
	e1:SetCountLimit(1)
	e1:SetCondition(s.damcon)
	e1:SetTarget(s.damtg)
	e1:SetOperation(s.damop)
	e1:SetLabel(0)
	c:RegisterEffect(e1)
	--check
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_CONTINUOUS)
	e2:SetCode(EVENT_BATTLED)
	e2:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
	e2:SetOperation(s.chkop)
	e2:SetLabelObject(e1)
	c:RegisterEffect(e2)
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
	e3:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
	e3:SetCode(EVENT_ADJUST)
	e3:SetCountLimit(1)
	e3:SetRange(LOCATION_MZONE)
	e3:SetOperation(s.clear)
	e3:SetLabelObject(e1)
	c:RegisterEffect(e3)
end
function s.damcon(e,tp,eg,ep,ev,re,r,rp)
	return tp==Duel.GetTurnPlayer() and e:GetLabel()==0
end
function s.damtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetTargetPlayer(tp)
	Duel.SetTargetParam(300)
	Duel.SetOperationInfo(0,CATEGORY_DAMAGE,nil,0,tp,300)
end
function s.damop(e,tp,eg,ep,ev,re,r,rp)
	local p,d=Duel.GetChainInfo(0,CHAININFO_TARGET_PLAYER,CHAININFO_TARGET_PARAM)
	Duel.Damage(p,d,REASON_EFFECT)
end
function s.chkop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local a=Duel.GetAttacker()
	local tc=Duel.GetAttackTarget()
	if a~=c or not tc or tc:IsControler(tp) then return end
	e:GetLabelObject():SetLabel(1)
end
function s.clear(e,tp,eg,ep,ev,re,r,rp)
	e:GetLabelObject():SetLabel(0)
end