--Mantra's Sacred Tree
--Automate ID

local scard,s_id=GetID()

function scard.initial_effect(c)
	c:SetUniqueOnField(1,0,s_id)
	Card.IsMantra=Card.IsMantra or (function(tc) return tc:IsSetCard(0x7d0) or (tc:GetCode()>30200 and tc:GetCode()<30230) end)
	--activate
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	c:RegisterEffect(e1)
	--indestructable
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetCode(EFFECT_INDESTRUCTABLE_EFFECT)
	e2:SetRange(LOCATION_SZONE)
	e2:SetTargetRange(LOCATION_ONFIELD,LOCATION_ONFIELD)
	e2:SetTarget(scard.infilter)
	e2:SetValue(1)
	c:RegisterEffect(e2)
	local e3=e2:Clone()
	e3:SetCode(EFFECT_CANNOT_BE_EFFECT_TARGET)
	c:RegisterEffect(e3)
end
function scard.infilter(e,c)
	return c:IsSpellTrapOnField() and c:IsMantra() and c~=e:GetHandler()
end