In constructed play (a way of playing in which each player creates their own deck ahead of time), each deck has a minimum deck size of 60 cards. A constructed deck may contain any number of basic land cards and no more than four of any card with a particular English name other than basic land cards. For the purposes of deck construction, cards with interchangeable names have the same English name (see rule 201.3).
April 17, 2020 · Ikoria
In constructed play (a way of playing in which each player creates their own deck ahead of time), each deck has a minimum deck size of 60 cards. A constructed deck may contain any number of basic land cards and no more than four of any card with a particular English name other than basic land cards.
April 27, 2018 · Dominaria
In constructed play (a way of playing in which each player creates their own deck ahead of time), each deck must contain at least sixty cards. A constructed deck may contain any number of basic land cards and no more than four of any card with a particular English name other than basic land cards.
September 30, 2011 · Innistrad
In constructed play (a way of playing in which each player creates his or her own deck ahead of time), each deck must contain at least sixty cards. A constructed deck may contain any number of basic land cards and no more than four of any card with a particular English name other than basic land cards.
June 17, 2011 · Commander 2011
In constructed play (a way of playing in which each player creates his or her own deck
February 4, 2011 · Mirrodin Besieged
In constructed play (a way of playing in which each player creates his or her own deck ahead of time), each deck must contain at least sixty cards. A constructed deck may contain any number of basic land cards and no more than four of any card with a particular English name other than basic land cards.
October 1, 2010 · Scars of Mirrodin
In constructed play (a way of playing in which each player creates his or her own deck
February 1, 2010 · Worldwake
In constructed play (a way of playing in which each player creates his or her own deck ahead of time), each deck must contain at least sixty cards. A constructed deck may contain any number of basic land cards and no more than four of any card with a particular English name other than basic land cards.