Creature â Human Wizard
, , Sacrifice Magus of the Mind: Shuffle your library, then exile the top X cards, where X is one plus the number of spells cast this turn. Until end of turn, you may play lands and cast spells from among cards exiled this way without paying their mana costs.4/5
You must follow the normal timing permissions and restrictions for cards you cast this way.
You may play a land exiled this way only if you have an available land play this turn.
If you cast a card â€œwithout paying its mana cost,â€ you canâ€™t pay any alternative costs. You can, however, pay additional costs. If the card has any mandatory additional costs, such as that of Tormenting Voice, those must be paid to cast the card.
If the card has in its mana cost, you must choose 0 as the value of X when casting it without paying its mana cost.
If no spells have been cast in the turn you activate Magus of the Mindâ€™s ability, X is one.
Any of the cards you donâ€™t play will remain in exile.