Vampiric is a staple and needed the reprint to drop its secondary price
If you don't control an Army, create a 0/0 black Orc Army creature token first.) Creature - Rogue Orc Shelob, Dread Weaver Whenever a nontoken creature an opponent controls dies, exile it
The combo itself requires four pieces working together: Stormchaser's Talent on the battlefield (at Level 2 minimum), Valley Floodcaller with no summoning sickness, Enduring Vitality letting creatures tap for mana, and at least four creatures total that can tap for mana
Given all the other cards Ive mentioned on this list, I think its pretty clear why Ancestral Recall deserves the top spot
The card showcases in its ability to tap down a creature for not one, but two of your turns
This can provide a significant cost reduction to many key Dragons, making it quite powerful when paired with a wide variety of Dragon-Tribal synergies