--棺桶売り
---@param c Card
function c65830223.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	c:RegisterEffect(e1)
	--damage
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(65830223,0))
	e2:SetCategory(CATEGORY_DAMAGE)
	e2:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_F)
	e2:SetCode(EVENT_TO_GRAVE)
	e2:SetRange(LOCATION_SZONE)
	e2:SetCondition(c65830223.condition)
	e2:SetTarget(c65830223.target)
	e2:SetOperation(c65830223.operation)
	c:RegisterEffect(e2)
end
function c65830223.filter(c,tp)
	return c:IsType(TYPE_MONSTER) and c:GetControler()==1-tp
end
function c65830223.condition(e,tp,eg,ep,ev,re,r,rp)
	return eg:IsExists(c65830223.filter,1,nil,tp)
end
function c65830223.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetTargetPlayer(1-tp)
	Duel.SetTargetParam(300)
	Duel.SetOperationInfo(0,CATEGORY_DAMAGE,0,0,1-tp,300)
end
function c65830223.operation(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
