Liar's Pendulum
Buy at Card Kingdom$0.79

Cheapest priced copy (Mirrodin): $0.79 at Card Kingdom, near mint, their price list as of .

Liar's Pendulum {1}

Artifact · Rare · Mirrodin · #196

{2}, {T}: Choose a card name. Target opponent guesses whether a card with that name is in your hand. You may reveal your hand. If you do and your opponent guessed wrong, draw a card.

1 printing · $0.79 to $6.99 at Card Kingdom
SetNumberRarityCard KingdomFoil
Mirrodin196Rare$0.79$6.99
4 rulings from Wizards of the Coast
  1. 1 December 2004After the opponent has guessed, you may reveal your hand. If your opponent was wrong, you draw a card. If your opponent was right, you don’t draw a card.
  2. 1 December 2004You can’t draw a card if you don’t reveal your hand.
  3. 1 December 2004You reveal your hand only if you choose to, regardless of whether your opponent guessed right or wrong.
  4. 1 December 2004First you name a card. Then the targeted opponent guesses whether the card is in your hand.