Loxi: I really think this shines as a way of building up your Spawn/Scions to be in "actually scary creature" territory
This protects them from board wipes on your opponent's turns, and means it will take targeted artifact/enchantment removal to get rid of them, which isn't something every deck is flush with
The lands enter untapped, by the way, which is even more absurd
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Red XIII, Proud Warrior and Edgar, Master Machinist are far more straightforward, however
Land Color tag templates(None) Fabled Passage , Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle