Creature - Beholder Spinerock Knoll Hideaway 4 (When this land enters, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.) This land enters tapped
By combining counters and Landfall, this cards secondary effect can be paid for repeatedly, boosting even an initially weak board into a game-ending threat
While black sometimes leans on token creatures to fuel these sacrifice strategies, it also has access to many cheap creatures that reanimate themselves for a small cost
For instance: Creatures (25) 2 Llanowar Elves 2 Priest of Titania 2 Wirewood Symbiote 1 Quirion Ranger 1 Fyndhorn Elves 1 Viridian Shaman 3 Birchlore Rangers 1 Mirror Entity 4 Heritage Druid 4 Nettle Sentinel 1 Regal Force 3 Elvish Visionary Lands (16) Spells (11) In case you were wondering, yes, Ancestral Recall, Time Walk, and Timetwister had a very powerful dimension to Elves, and a playset of Skullclamps is no joke, either
It turns all tapped Assassins into Treasure token generators, along with solid support for Vehicles
Not only were a relatively small number of these cards produced, but at 132 cards, this was also the largest Wizards of the Coast (WOTC) Pokmon set released to that date