--Bigbang GT
local s,id,o=GetID()
function s.initial_effect(c)
	c:EnableReviveLimit()
	aux.AddOrigBigbangType(c)
	aux.AddBigbangProc(c,Card.IsNeutral,1,1,aux.NOT(Card.IsNeutral),1)
	--If this card is Bigbang Summoned: You can draw 1 card.
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_DRAW)
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e1:SetCode(EVENT_SPSUMMON_SUCCESS)
	e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET+EFFECT_FLAG_DELAY)
	e1:SetCountLimit(1,{id,0})
	e1:SetCondition(s.drcon)
	e1:SetTarget(s.drtg)
	e1:SetOperation(s.drop)
	c:RegisterEffect(e1)
	--Gains ATK equal to its Level x 300.
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE)
	e2:SetCode(EFFECT_UPDATE_ATTACK)
	e2:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e2:SetRange(LOCATION_MZONE)
	e2:SetValue(s.atkval)
	c:RegisterEffect(e2)
	--If this card declares an attack: You can increase this card's Level by 2.
	local e3=Effect.CreateEffect(c)
	e3:SetCategory(CATEGORY_DAMAGE)
	e3:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e3:SetCode(EVENT_ATTACK_ANNOUNCE)
	e2:SetCountLimit(1,{id,1})
	e3:SetOperation(s.lvop)
	c:RegisterEffect(e3)
	--When your opponent activates the effect of a monster whose ATK is lower than this card's ATK: You can descrease this card's Level by 2; negate that effect.
	local e4=Effect.CreateEffect(c)
	e4:SetCategory(CATEGORY_DISABLE)
	e4:SetType(EFFECT_TYPE_QUICK_O)
	e4:SetProperty(EFFECT_FLAG_DAMAGE_STEP+EFFECT_FLAG_DAMAGE_CAL)
	e4:SetCode(EVENT_CHAINING)
	e4:SetCountLimit(1,{id,2})
	e4:SetRange(LOCATION_MZONE)
	e4:SetCondition(s.discon)
	e4:SetCost(s.discost)
	e4:SetTarget(s.distg)
	e4:SetOperation(s.disop)
	c:RegisterEffect(e4)
end
function s.drcon(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():IsSummonType(SUMMON_TYPE_BIGBANG)
end
function s.drtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsPlayerCanDraw(tp,1) end
	Duel.SetTargetPlayer(tp)
	Duel.SetTargetParam(1)
	Duel.SetOperationInfo(0,CATEGORY_DRAW,nil,0,tp,1)
end
function s.drop(e,tp,eg,ep,ev,re,r,rp)
	local p,d=Duel.GetChainInfo(0,CHAININFO_TARGET_PLAYER,CHAININFO_TARGET_PARAM)
	Duel.Draw(p,d,REASON_EFFECT)
end
function s.atkval(e,c)
	return c:GetLevel()*300
end
function s.lvop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_COPY_INHERIT)
	e1:SetCode(EFFECT_UPDATE_LEVEL)
	e1:SetValue(2)
	e1:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_DISABLE)
	c:RegisterEffect(e1)
end
function s.discon(e,tp,eg,ep,ev,re,r,rp)
	return ep~=tp and re:IsActiveType(TYPE_MONSTER) and Duel.IsChainDisablable(ev) and re:GetHandler():GetAttack()<e:GetHandler():GetAttack()
end
function s.discost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():IsLevelAbove(3) end
	local c=e:GetHandler()
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_COPY_INHERIT)
	e1:SetCode(EFFECT_UPDATE_LEVEL)
	e1:SetValue(-2)
	e1:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_DISABLE)
	c:RegisterEffect(e1)
end
function s.distg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_DISABLE,eg,1,0,0)
end
function s.disop(e,tp,eg,ep,ev,re,r,rp)
	Duel.NegateEffect(ev)
end