Aura of the Blind Eternities

You may reveal this card from your hand during the beginning of your end step. If you do, search your library for a planeswalker card, reveal it and put it into your hand.
Enchant planeswalker.
Enchanted planeswalker's loyalty can't go below one. If any source would reduce the enchanted planeswalker's loyalty to below one, reduce it to one instead.