
At the beginning of your upkeep, if you have 200 or more cards in your library, you win the game.
Battle of Wits has 6 printings, first in Odyssey (2001). EDHREC ranks it #15,102 among Commander cards. It appears most in Whtz, the Bibliophile decks (4,307 on EDHREC). It has 2 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.