Rather than going for the usual suspects like The Ur-Dragon or Tiamat, why not take a look at a hybrid dragon-aristocrat-reanimator approach
Drawing cards is just the cherry on top, but the whole package makes The Great Henge a Deal with this or die threat one of the best artifacts overall, probably the best green artifact in MTG, and among the strongest creaturefall cards
It's not quite on the level of Teferi's Protection, but saving yourself from an opponent swinging out can turn the game in your favour no matter what
However, you can cast this with flash any time, not just on your main phase, so you can swing, and then when no blocks happen, double boost
Bond Beetle: Trusted Forcemage has proven to be a house, but Timberland Guide has not even made the cubes bench