Divide by Zero
About this card
Divide by Zero is an instant card in Magic: The Gathering with mana value 3 (color identity: blue). First printed in Strixhaven: School of Mages (2021); 2 paper printings in total. Role in Commander: card draw. Legal in Commander, Pioneer, Modern, Legacy and Vintage. Cheapest printing: €0.15 (The List); most expensive: €0.27 (Strixhaven: School of Mages).
Divide by Zero 

Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)
"Misery. Inadequacy. Failure. The common denominator is you."
Name in each language
Legality
Rulings
2021-04-16
If an effect returns a copy of a spell to its owner’s hand, the copy ceases to exist.
2021-04-16
If a card is brought into the game from outside the game, it will stay in the game until it ends or until its owner leaves the game, whichever comes first.
2021-04-16
If you bring a card into the game from outside the game in a Constructed tournament (or a Constructed game played under tournament conditions), you may select only a card from your sideboard. In casual Constructed games, the card comes from your collection.
2021-04-16
If you bring a card into the game from outside the game in a Sealed Deck or Booster Draft event, you may select only a card that is in the card pool that you built your deck from.
2021-04-16
If instructed to learn, you may do nothing. Discarding a card and putting a Lesson card into your hand are both optional.
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