Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Once per turn, during your Standby Phase: This card gains 700 ATK.
--レジェンド・デビル
--Legendary Fiend
local s,id=GetID()
function s.initial_effect(c)
	--Increase its ATK
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_F)
	e1:SetCategory(CATEGORY_ATKCHANGE)
	e1:SetCode(EVENT_PHASE|PHASE_STANDBY)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCountLimit(1)
	e1:SetCondition(s.atkcon)
	e1:SetOperation(s.atkop)
	c:RegisterEffect(e1)
end
function s.atkcon(e,tp,eg,ep,ev,re,r,rp)
	return tp==Duel.GetTurnPlayer()
end
function s.atkop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_UPDATE_ATTACK)
	e1:SetProperty(EFFECT_FLAG_COPY_INHERIT)
	e1:SetReset(RESET_EVENT|RESETS_STANDARD_DISABLE)
	e1:SetValue(700)
	c:RegisterEffect(e1)
end