Think Wilhelt, the Rotcleaver and its many zombies
Bloodghast Bloodghast isn't the toughest vampire, but its Landfall ability means it rarely stays dead
As you can see, there's plenty of Eldrazi - including one of the titans, Kozilek, The Great Distortion, who is already printed in the main set
PSYCHIC POSSESSION Oh hey, its the fair Rhystic Study
Arcane Signet is also fantastic, especially for Commanders of three, four, or even five colors
Ketramose, the New Dawn is a strong card from Aetherdrift and certainly useful even without seven exiled cards, Tasha, the Witch Queen takes instants and sorceries from your opponents like a free flashback, and Ulamog, the Defiler only cares about those cards you exiled, then uses the greatest among them as its devastating annihilator number