--ハネワタ
function c20450925.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(20450925,0))
	e1:SetType(EFFECT_TYPE_QUICK_O)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetRange(LOCATION_HAND)
	e1:SetCost(c20450925.cost)
	e1:SetOperation(c20450925.operation)
	c:RegisterEffect(e1)
end
function c20450925.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():IsDiscardable() end
	Duel.SendtoGrave(e:GetHandler(),REASON_COST+REASON_DISCARD)
end
function c20450925.operation(e,tp,eg,ep,ev,re,r,rp)
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_CHANGE_DAMAGE)
	e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e1:SetTargetRange(1,0)
	e1:SetValue(c20450925.damval)
	e1:SetReset(RESET_PHASE+PHASE_END,1)
	Duel.RegisterEffect(e1,tp)
end
function c20450925.damval(e,re,val,r,rp,rc)
	if bit.band(r,REASON_EFFECT)~=0 then return 0
	else return val end
end
