Apostle of Echmenn

When Apostle of Echmenn enters the battlefield,
select target Artifact Creature, as long as that
Artifact Creature is on the battlefield this creature
can not be killed.
{t}{3}: Ritual of Eld'reek: Search your library, select
3 colorless cards, put 1 in your hand, put 2 ether on
bottom or top of your deck.
{3}: Pay 2 life, return Apostle of Echmenn to your
hand, its now costs {2} instead of its original mana
cost.