1Goblin Matron
This means that, even if we get our opponent's library empty during our turn, they can potentially still kill us on their upkeep with an instant-speed burn spell or by activating something like Bontu the Glorified

As detailed by the Commander Rules Committee, these are the banned cards in the format: Any card using the keyword Ante Any card permanently removed from the game by Wizards Any cards with the Conspiracy card type Ancestral Recall Balance Biorhythm Black Lotus Braids, Cabal Minion Channel Chaos Orb Coalition Victory Emrakul, the Aeons Torn Erayo, Soratami Ascendant Falling Star Fastbond Flash Gifts Ungiven Golos, Tireless Pilgrim Griselbrand Hullbreacher Iona, Shield of Emeria Karakas Leovold, Emissary of Trest Library of Alexandria Limited Resources Lutri, the Spellchaser Mox Emerald Mox Jet Mox Pearl Mox Ruby Mox Sapphire Panoptic Mirror Paradox Engine Primeval Titan Prophet of Kruphix Recurring Nightmare Rofellos, Llanowar Emissary Shahrazad Sway of the Stars Sundering Titan Sylvan Primordial Time Vault Time Walk Tinker Tolarian Academy Trade Secrets Upheaval Yawgmoths Bargain

Brawl Legal Vintage Legal Timeless Legal Commander Legal Pauper Not Legal Oathbreaker Banned Penny Not Legal Toolbox Buy This Card Notes and Rules Information for Expropriate: Unlike the will of the council cards from the original Conspiracy set, where a majority of votes determined what happened, each vote made for a council's dilemma card adds to the ultimate effect
Both the cards in a vacuum and then also the formats they are legal in
It would be excellent in a Simic lands-matter deck, like Tatyova, the Benthic Druid or Aesi, Tyrant of Gyre Strait