Athreos, God of Passage Athreos, God of Passage is a bomb way to make your opponents think twice about killing your creatures
Manaweft Sliver and Gemhide Sliver let our creatures tap for mana, Captivating Vampire lets us steal our opponents' creatures, Gilt-Leaf Archdruid steals lands, and Lin Sivvi, Defiant Hero tutors any Rebel/Changeling
Otherwise, the sacrifice clause is there to trigger Delirium
Dollhouse of Horrors allows us to create a token copy of a creature in our graveyard thats also a Construct, so itll get bigger the more artifacts we have in play
You can use it in a defensive capacity and therefore in midrange decks
A borderless Gauntlet version of The Soul Stone appears in less than 1% of Collector Boosters in this slot