This is perfect for value-focused decks full of legendary creatures or utility artifacts
Im also digging Tomb of Horrors Adventurer here, since I imagine casting two spells in a turn will be relatively easy in this deck
Cast it on your opponent's end step to put a Miracle card on top of your library so it's your first draw of the turn and you can cast it for its Miracle cost
If it's a land card, put it onto the battlefield
Salvation Swan is a fixed Restoration Angel, but considering that resto dominated standard during its time, I expect the swan to be at least powerful
My friend Toadchild also did some math and figured out that the most efficient way to purchase cards if you wanted the maximum number of packs for your gems would be 1-45 card pack, 2-15 card packs and 4-6 card packs giving you a total of 99 packs for 19,800 gems