The criteria we're working with for this superlative list is as follows: Honorable Mention - These can be a cycle or group of cards that are great but don't quite measure up to the "best" in the categories we have chosen to cover
Where the card becomes interesting is in decks that care about sacrifice effects, temporary theft, or opponent interaction , allowing the Goat to act as a disposable resource instead of a threat
It's the same 200-odd cards that everyone else can access and, more importantly, only one or two of the rare ones are required for you to build a highly competitive deck around - after less than a week of checking in daily, I had enough for at least one, and probably with a bit of targeted play two or three, of the main competitive decks already
(To surveil 2, look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs