Blade Juggler is a common Creature — Human Rogue card from Ravnica Allegiance (RNA), collector number 63. Current market price: $0.09 (foil $0.12), TCGplayer market prices via Scryfall.
Spectacle {2}{B} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.) When this creature enters, it deals 1 damage to you and you draw a card.