Cephalid Illusionist
Creature — Octopus Wizard
Oracle Text
Whenever this creature becomes the target of a spell or ability, mill three cards.
, 
: Prevent all combat damage that would be dealt to and dealt by target creature you control this turn.
Rules for this card
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To mill a number of cards, a player puts that many cards from the top of their library into their graveyard. See rule 701.17.