(SPE) is a smaller collection of 26 cards, and these are not Standard-legal cards, but Eternal playable (Legacy, Vintage, Commander, Cube)
Even more astute readers will notice that the Wishboard has more than the legal(?) 15 cards
Gavin and his team understood the assignment and quickly experimented with all the various ways to "one shot" a player in MTG
If you can keep your graveyard small, just your other big creatures and lands, then Sin can provide some huge value for the deck
Forethought Amulet Rarity: Rare TYPE: Artifact SUBTYPE: - CMC: 5 Mana cost: USD: $21.20 EUR: 14.98 TIX: 0.00 EDHREC RANK: 31475 At the beginning of your upkeep, sacrifice this artifact unless you pay
The rainbow rare treatment enhances its shadowy allure