name: Tenchi
card_text: (This card is always treated as a "Ninjitsu Art" card.)
  When a "Ninja" monster you control inflicts battle damage to your opponent: You can target 1 card your opponent controls; destroy it. If this face-up card in its owner's Field Zone has left the field because of an opponent's effect, and is now in the GY or banished: You can target any number of "Ninja" monsters with different names in your GY; Special Summon them in face-down Defense Position.
external_ids: local CARD_ID_0 = 59822133 --Blue-Eyes Spirit Dragon
  local SETCARD_ID_0 = 0x2b --Ninja
  
lua: local CARD_ID_0 = 59822133 --Blue-Eyes Spirit Dragon
  local SETCARD_ID_0 = 0x2b --Ninja
  local s, id, o = GetID()
  function s.initial_effect(c)
  	--Activate
  	local e0 = Effect.CreateEffect(c)
  	e0:SetType(EFFECT_TYPE_ACTIVATE)
  	e0:SetCode(EVENT_FREE_CHAIN)
  	c:RegisterEffect(e0)
  	--destroy
  	local e1 = Effect.CreateEffect(c)
  	e1:SetCategory(CATEGORY_DESTROY)
  	e1:SetType(EFFECT_TYPE_FIELD + EFFECT_TYPE_TRIGGER_O)
  	e1:SetCode(EVENT_BATTLE_DAMAGE)
  	e1:SetRange(LOCATION_FZONE)
  	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
  	e1:SetCondition(s.descon)
  	e1:SetTarget(s.destg)
  	e1:SetOperation(s.desop)
  	c:RegisterEffect(e1)
  	--spsummon
  	local e2 = Effect.CreateEffect(c)
  	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
  	e2:SetType(EFFECT_TYPE_SINGLE + EFFECT_TYPE_TRIGGER_O)
  	e2:SetCode(EVENT_TO_GRAVE)
  	e2:SetProperty(EFFECT_FLAG_DELAY + EFFECT_FLAG_CARD_TARGET)
  	e2:SetCondition(s.spcon)
  	e2:SetTarget(s.sptg)
  	e2:SetOperation(s.spop)
  	c:RegisterEffect(e2)
  	local e3 = e2:Clone()
  	e3:SetCode(EVENT_REMOVE)
  	c:RegisterEffect(e3)
  end
  function s.descon(e, tp, eg, ep, ev, re, r, rp)
  	return ep ~= tp and eg:GetFirst():IsControler(tp) and eg:GetFirst():IsSetCard(SETCARD_ID_0)
  end
  function s.destg(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
  	if chkc then
  		return chkc:IsOnField() and chkc:IsControler(1 - tp)
  	end
  	if chk == 0 then
  		return Duel.IsExistingTarget(nil, tp, 0, LOCATION_ONFIELD, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_DESTROY)
  	local g = Duel.SelectTarget(tp, nil, tp, 0, LOCATION_ONFIELD, 1, 1, nil)
  	Duel.SetOperationInfo(0, CATEGORY_DESTROY, g, 1, 0, 0)
  end
  function s.desop(e, tp, eg, ep, ev, re, r, rp)
  	local tc = Duel.GetFirstTarget()
  	if tc:IsRelateToEffect(e) then
  		Duel.Destroy(tc, REASON_EFFECT)
  	end
  end
  function s.spcon(e, tp, eg, ep, ev, re, r, rp)
  	local c = e:GetHandler()
  	return rp == 1 - tp and c:IsPreviousControler(c:GetOwner()) and c:IsPreviousLocation(LOCATION_FZONE) and c:IsPreviousPosition(POS_FACEUP) and c:IsReason(REASON_EFFECT)
  end
  function s.filter(c, e, tp)
  	return c:IsSetCard(SETCARD_ID_0) and c:IsCanBeEffectTarget(e) and c:IsCanBeSpecialSummoned(e, 0, tp, false, false, POS_FACEDOWN_DEFENSE)
  end
  function s.sptg(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
  	if chkc then
  		return chkc:IsLocation(LOCATION_GRAVE) and chkc:IsControler(tp) and s.filter(chkc, e, tp)
  	end
  	if chk == 0 then
  		return Duel.GetLocationCount(tp, LOCATION_MZONE) > 0 and Duel.IsExistingTarget(s.filter, tp, LOCATION_GRAVE, 0, 1, nil, e, tp)
  	end
  	local ft = Duel.GetLocationCount(tp, LOCATION_MZONE)
  	if Duel.IsPlayerAffectedByEffect(tp, CARD_ID_0) then
  		ft = 1
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_SPSUMMON)
  	local g = Duel.GetMatchingGroup(s.filter, tp, LOCATION_GRAVE, 0, nil, e, tp):SelectSubGroup(tp, aux.dncheck, false, 1, ft)
  	Duel.SetTargetCard(g)
  	Duel.SetOperationInfo(0, CATEGORY_SPECIAL_SUMMON, g, #g, 0, 0)
  end
  function s.spop(e, tp, eg, ep, ev, re, r, rp)
  	local ft = Duel.GetLocationCount(tp, LOCATION_MZONE)
  	if ft <= 0 then
  		return
  	end
  	local sg = Duel.GetChainInfo(0, CHAININFO_TARGET_CARDS):Filter(Card.IsRelateToEffect, nil, e)
  	if #sg > 1 and Duel.IsPlayerAffectedByEffect(tp, CARD_ID_0) then
  		return
  	end
  	if #sg > ft then
  		Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_SPSUMMON)
  		sg = sg:Select(tp, ft, ft, nil)
  	end
  	Duel.SpecialSummon(sg, 0, tp, tp, false, false, POS_FACEDOWN_DEFENSE)
  end
  
  
source_text: Tenchi
  (This card is always treated as a "Ninjitsu Art" card.)
  When a "Ninja" monster you control inflicts battle damage to your opponent: You can target 1 card your opponent controls; destroy it. If this face-up card in its owner's Field Zone has left the field because of an opponent's effect, and is now in the GY or banished: You can target any number of "Ninja" monsters with different names in your GY; Special Summon them in face-down Defense Position.
target_text: -- Tenchi
  local CARD_ID_0 = 59822133 --Blue-Eyes Spirit Dragon
  local SETCARD_ID_0 = 0x2b --Ninja
  local s, id, o = GetID()
  function s.initial_effect(c)
  	--Activate
  	local e0 = Effect.CreateEffect(c)
  	e0:SetType(EFFECT_TYPE_ACTIVATE)
  	e0:SetCode(EVENT_FREE_CHAIN)
  	c:RegisterEffect(e0)
  	--destroy
  	local e1 = Effect.CreateEffect(c)
  	e1:SetCategory(CATEGORY_DESTROY)
  	e1:SetType(EFFECT_TYPE_FIELD + EFFECT_TYPE_TRIGGER_O)
  	e1:SetCode(EVENT_BATTLE_DAMAGE)
  	e1:SetRange(LOCATION_FZONE)
  	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
  	e1:SetCondition(s.descon)
  	e1:SetTarget(s.destg)
  	e1:SetOperation(s.desop)
  	c:RegisterEffect(e1)
  	--spsummon
  	local e2 = Effect.CreateEffect(c)
  	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
  	e2:SetType(EFFECT_TYPE_SINGLE + EFFECT_TYPE_TRIGGER_O)
  	e2:SetCode(EVENT_TO_GRAVE)
  	e2:SetProperty(EFFECT_FLAG_DELAY + EFFECT_FLAG_CARD_TARGET)
  	e2:SetCondition(s.spcon)
  	e2:SetTarget(s.sptg)
  	e2:SetOperation(s.spop)
  	c:RegisterEffect(e2)
  	local e3 = e2:Clone()
  	e3:SetCode(EVENT_REMOVE)
  	c:RegisterEffect(e3)
  end
  function s.descon(e, tp, eg, ep, ev, re, r, rp)
  	return ep ~= tp and eg:GetFirst():IsControler(tp) and eg:GetFirst():IsSetCard(SETCARD_ID_0)
  end
  function s.destg(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
  	if chkc then
  		return chkc:IsOnField() and chkc:IsControler(1 - tp)
  	end
  	if chk == 0 then
  		return Duel.IsExistingTarget(nil, tp, 0, LOCATION_ONFIELD, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_DESTROY)
  	local g = Duel.SelectTarget(tp, nil, tp, 0, LOCATION_ONFIELD, 1, 1, nil)
  	Duel.SetOperationInfo(0, CATEGORY_DESTROY, g, 1, 0, 0)
  end
  function s.desop(e, tp, eg, ep, ev, re, r, rp)
  	local tc = Duel.GetFirstTarget()
  	if tc:IsRelateToEffect(e) then
  		Duel.Destroy(tc, REASON_EFFECT)
  	end
  end
  function s.spcon(e, tp, eg, ep, ev, re, r, rp)
  	local c = e:GetHandler()
  	return rp == 1 - tp and c:IsPreviousControler(c:GetOwner()) and c:IsPreviousLocation(LOCATION_FZONE) and c:IsPreviousPosition(POS_FACEUP) and c:IsReason(REASON_EFFECT)
  end
  function s.filter(c, e, tp)
  	return c:IsSetCard(SETCARD_ID_0) and c:IsCanBeEffectTarget(e) and c:IsCanBeSpecialSummoned(e, 0, tp, false, false, POS_FACEDOWN_DEFENSE)
  end
  function s.sptg(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
  	if chkc then
  		return chkc:IsLocation(LOCATION_GRAVE) and chkc:IsControler(tp) and s.filter(chkc, e, tp)
  	end
  	if chk == 0 then
  		return Duel.GetLocationCount(tp, LOCATION_MZONE) > 0 and Duel.IsExistingTarget(s.filter, tp, LOCATION_GRAVE, 0, 1, nil, e, tp)
  	end
  	local ft = Duel.GetLocationCount(tp, LOCATION_MZONE)
  	if Duel.IsPlayerAffectedByEffect(tp, CARD_ID_0) then
  		ft = 1
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_SPSUMMON)
  	local g = Duel.GetMatchingGroup(s.filter, tp, LOCATION_GRAVE, 0, nil, e, tp):SelectSubGroup(tp, aux.dncheck, false, 1, ft)
  	Duel.SetTargetCard(g)
  	Duel.SetOperationInfo(0, CATEGORY_SPECIAL_SUMMON, g, #g, 0, 0)
  end
  function s.spop(e, tp, eg, ep, ev, re, r, rp)
  	local ft = Duel.GetLocationCount(tp, LOCATION_MZONE)
  	if ft <= 0 then
  		return
  	end
  	local sg = Duel.GetChainInfo(0, CHAININFO_TARGET_CARDS):Filter(Card.IsRelateToEffect, nil, e)
  	if #sg > 1 and Duel.IsPlayerAffectedByEffect(tp, CARD_ID_0) then
  		return
  	end
  	if #sg > ft then
  		Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_SPSUMMON)
  		sg = sg:Select(tp, ft, ft, nil)
  	end
  	Duel.SpecialSummon(sg, 0, tp, tp, false, false, POS_FACEDOWN_DEFENSE)
  end
  
  