name: Khaos
card_text: 1 LIGHT or DARK Dragon monster + 1 Dragon monster
  If this card is Fusion Summoned: You can target cards your opponent controls, up to the number of your LIGHT and DARK monsters used as this card's material; destroy them. If this card is banished: You can target 1 Level 4 LIGHT or DARK Dragon monster you control; its Level becomes 8. You can only use each effect of "Khaos Starsource Dragon" once per turn.
lua: local s, id, o = GetID()
  function s.initial_effect(c)
  	--material
  	aux.AddFusionProcFun2(c, s.mfilter1, s.mfilter2, true)
  	c:EnableReviveLimit()
  	--destroy
  	local e1 = Effect.CreateEffect(c)
  	e1:SetCategory(CATEGORY_DESTROY)
  	e1:SetType(EFFECT_TYPE_SINGLE + EFFECT_TYPE_TRIGGER_O)
  	e1:SetProperty(EFFECT_FLAG_CARD_TARGET + EFFECT_FLAG_DELAY)
  	e1:SetCode(EVENT_SPSUMMON_SUCCESS)
  	e1:SetCountLimit(1, id)
  	e1:SetCondition(s.descon)
  	e1:SetTarget(s.destg)
  	e1:SetOperation(s.desop)
  	c:RegisterEffect(e1)
  	--change level
  	local e2 = Effect.CreateEffect(c)
  	e2:SetDescription(aux.Stringid(id, 1))
  	e2:SetType(EFFECT_TYPE_SINGLE + EFFECT_TYPE_TRIGGER_O)
  	e2:SetCode(EVENT_REMOVE)
  	e2:SetProperty(EFFECT_FLAG_CARD_TARGET + EFFECT_FLAG_DELAY)
  	e2:SetCountLimit(1, id + o)
  	e2:SetTarget(s.lvtg)
  	e2:SetOperation(s.lvop)
  	c:RegisterEffect(e2)
  end
  function s.mfilter1(c)
  	return c:IsFusionAttribute(ATTRIBUTE_LIGHT + ATTRIBUTE_DARK) and c:IsRace(RACE_DRAGON)
  end
  function s.mfilter2(c)
  	return c:IsRace(RACE_DRAGON)
  end
  function s.descon(e, tp, eg, ep, ev, re, r, rp)
  	return e:GetHandler():IsSummonType(SUMMON_TYPE_FUSION)
  end
  function s.desfilter(c, tp)
  	return c:IsAttribute(ATTRIBUTE_DARK + ATTRIBUTE_LIGHT) and c:GetPreviousControler() == tp
  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
  	local ct = e:GetHandler():GetMaterial():FilterCount(s.desfilter, nil, tp)
  	if chk == 0 then
  		return ct > 0 and Duel.IsExistingTarget(aux.TRUE, tp, 0, LOCATION_ONFIELD, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_DESTROY)
  	local g = Duel.SelectTarget(tp, aux.TRUE, tp, 0, LOCATION_ONFIELD, 1, ct, nil)
  	Duel.SetOperationInfo(0, CATEGORY_DESTROY, g, g:GetCount(), 0, 0)
  end
  function s.desop(e, tp, eg, ep, ev, re, r, rp)
  	local g = Duel.GetChainInfo(0, CHAININFO_TARGET_CARDS):Filter(Card.IsRelateToEffect, nil, e)
  	Duel.Destroy(g, REASON_EFFECT)
  end
  function s.lvfilter(c)
  	return c:IsFaceup() and c:IsLevel(4) and c:IsAttribute(ATTRIBUTE_LIGHT + ATTRIBUTE_DARK) and c:IsRace(RACE_DRAGON)
  end
  function s.lvtg(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
  	if chkc then
  		return chkc:IsControler(tp) and chkc:IsLocation(LOCATION_MZONE) and s.lvfilter(chkc)
  	end
  	if chk == 0 then
  		return Duel.IsExistingTarget(s.lvfilter, tp, LOCATION_MZONE, 0, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_TARGET)
  	Duel.SelectTarget(tp, s.lvfilter, tp, LOCATION_MZONE, 0, 1, 1, nil)
  end
  function s.lvop(e, tp, eg, ep, ev, re, r, rp)
  	local tc = Duel.GetFirstTarget()
  	if tc:IsRelateToEffect(e) and tc:IsFaceup() and not tc:IsLevel(8) then
  		local e1 = Effect.CreateEffect(e:GetHandler())
  		e1:SetType(EFFECT_TYPE_SINGLE)
  		e1:SetCode(EFFECT_CHANGE_LEVEL)
  		e1:SetValue(8)
  		e1:SetReset(RESET_EVENT + RESETS_STANDARD)
  		tc:RegisterEffect(e1)
  	end
  end
  
  
source_text: Khaos
  1 LIGHT or DARK Dragon monster + 1 Dragon monster
  If this card is Fusion Summoned: You can target cards your opponent controls, up to the number of your LIGHT and DARK monsters used as this card's material; destroy them. If this card is banished: You can target 1 Level 4 LIGHT or DARK Dragon monster you control; its Level becomes 8. You can only use each effect of "Khaos Starsource Dragon" once per turn.
target_text: -- Khaos
  local s, id, o = GetID()
  function s.initial_effect(c)
  	--material
  	aux.AddFusionProcFun2(c, s.mfilter1, s.mfilter2, true)
  	c:EnableReviveLimit()
  	--destroy
  	local e1 = Effect.CreateEffect(c)
  	e1:SetCategory(CATEGORY_DESTROY)
  	e1:SetType(EFFECT_TYPE_SINGLE + EFFECT_TYPE_TRIGGER_O)
  	e1:SetProperty(EFFECT_FLAG_CARD_TARGET + EFFECT_FLAG_DELAY)
  	e1:SetCode(EVENT_SPSUMMON_SUCCESS)
  	e1:SetCountLimit(1, id)
  	e1:SetCondition(s.descon)
  	e1:SetTarget(s.destg)
  	e1:SetOperation(s.desop)
  	c:RegisterEffect(e1)
  	--change level
  	local e2 = Effect.CreateEffect(c)
  	e2:SetDescription(aux.Stringid(id, 1))
  	e2:SetType(EFFECT_TYPE_SINGLE + EFFECT_TYPE_TRIGGER_O)
  	e2:SetCode(EVENT_REMOVE)
  	e2:SetProperty(EFFECT_FLAG_CARD_TARGET + EFFECT_FLAG_DELAY)
  	e2:SetCountLimit(1, id + o)
  	e2:SetTarget(s.lvtg)
  	e2:SetOperation(s.lvop)
  	c:RegisterEffect(e2)
  end
  function s.mfilter1(c)
  	return c:IsFusionAttribute(ATTRIBUTE_LIGHT + ATTRIBUTE_DARK) and c:IsRace(RACE_DRAGON)
  end
  function s.mfilter2(c)
  	return c:IsRace(RACE_DRAGON)
  end
  function s.descon(e, tp, eg, ep, ev, re, r, rp)
  	return e:GetHandler():IsSummonType(SUMMON_TYPE_FUSION)
  end
  function s.desfilter(c, tp)
  	return c:IsAttribute(ATTRIBUTE_DARK + ATTRIBUTE_LIGHT) and c:GetPreviousControler() == tp
  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
  	local ct = e:GetHandler():GetMaterial():FilterCount(s.desfilter, nil, tp)
  	if chk == 0 then
  		return ct > 0 and Duel.IsExistingTarget(aux.TRUE, tp, 0, LOCATION_ONFIELD, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_DESTROY)
  	local g = Duel.SelectTarget(tp, aux.TRUE, tp, 0, LOCATION_ONFIELD, 1, ct, nil)
  	Duel.SetOperationInfo(0, CATEGORY_DESTROY, g, g:GetCount(), 0, 0)
  end
  function s.desop(e, tp, eg, ep, ev, re, r, rp)
  	local g = Duel.GetChainInfo(0, CHAININFO_TARGET_CARDS):Filter(Card.IsRelateToEffect, nil, e)
  	Duel.Destroy(g, REASON_EFFECT)
  end
  function s.lvfilter(c)
  	return c:IsFaceup() and c:IsLevel(4) and c:IsAttribute(ATTRIBUTE_LIGHT + ATTRIBUTE_DARK) and c:IsRace(RACE_DRAGON)
  end
  function s.lvtg(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
  	if chkc then
  		return chkc:IsControler(tp) and chkc:IsLocation(LOCATION_MZONE) and s.lvfilter(chkc)
  	end
  	if chk == 0 then
  		return Duel.IsExistingTarget(s.lvfilter, tp, LOCATION_MZONE, 0, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_TARGET)
  	Duel.SelectTarget(tp, s.lvfilter, tp, LOCATION_MZONE, 0, 1, 1, nil)
  end
  function s.lvop(e, tp, eg, ep, ev, re, r, rp)
  	local tc = Duel.GetFirstTarget()
  	if tc:IsRelateToEffect(e) and tc:IsFaceup() and not tc:IsLevel(8) then
  		local e1 = Effect.CreateEffect(e:GetHandler())
  		e1:SetType(EFFECT_TYPE_SINGLE)
  		e1:SetCode(EFFECT_CHANGE_LEVEL)
  		e1:SetValue(8)
  		e1:SetReset(RESET_EVENT + RESETS_STANDARD)
  		tc:RegisterEffect(e1)
  	end
  end
  
  