Sphinx's Tutelage 76/272 (Magic Origins)

Whenever you draw a card, target opponent mills two cards. If two nonland cards that share a color were milled this way, repeat this process. {5}{U}: Draw a card, then discard a card.

NM - $5.10
LP - $4.10
MP - $3.10
HP - $2.00
DMG - $1.00