Whenever Ludevic, Necrogenius enters the battlefield or attacks, mill a card.
, Exile X creature cards from your graveyard: Transform Ludevic. X can't be 0. Activate only as a sorcery.
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As this creature transforms into Olag, Ludevic's Hubris, it becomes a copy of a creature card exiled with it, except its name is Olag, Ludevic's Hubris, it's 4/4, and it's a legendary blue and black Zombie in addition to its other colors and types. Put a number of +1/+1 counters on Olag equal to the number of creature cards exiled with it.