Sanctuary Lockdown buffs all of your humans, but it also allows you to take further advantage of all the bodies you have in play to tap down opposing creatures
The other deck is still very slow, but has a reliable way to convert our advantage into a win once it gets rolling
And you could get it for less if its an actual auction
Its fitting, then, that Yuna, Hope of Spira exists alongside Yuna, Grand Summoner the alternate commander from the Counter Blitz preconstructed Commander deck from the set
Many gods have some form of protection, whether that be indestructible or the annoying recursion effect on the Hour of Devastation gods
This combination has only four decks on TappedOut (and I'm happy to say one of them is mine), six on Archidekt, none on Moxfield (but that could be user error on the search), and 46 on EDHrec (assuming Forced Combat overlaps with Goad)