Of course, this runs the risk of your opponents drawing that many cards and still having a main phase, but thats why you have Plagiarize, right
Popular sets include Scarlet & Violet, Crown Zenith, and 151
Like most Magic: The Gathering cards, the value of Liberator, Urza's Battlethopter depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (The Brothers' War)
Drop that to one mana each, two total with Heartstone or Training Grounds
Its play on "ambush," complete with the surprisingly cutesy stylized ogre, is unexpectedly enjoyable
There is a small chance that one of your Common or Uncommon cards can be replaced with a card of a higher rarity