A player can normally play one land during their turn; however, continuous effects may increase this number.
July 13, 2013 · Magic 2014
A player can normally play one land during his or her turn; however, continuous effects may increase this number.
September 30, 2011 · Innistrad
A player may normally play only one land during his or her turn; however, continuous effects may increase this number. If any such effects exist, the player announces which effect, or this rule, applies to each land play as it happens.
June 17, 2011 · Commander 2011
A player may normally play only one land during his or her turn; however, continuous effects
February 4, 2011 · Mirrodin Besieged
A player may normally play only one land during his or her turn; however, continuous effects may increase this number. If any such effects exist, the player announces which effect, or this rule, applies to each land play as it happens.
October 1, 2010 · Scars of Mirrodin
A player may normally play only one land during his or her turn; however, continuous effects
February 1, 2010 · Worldwake
A player may normally play only one land during his or her turn; however, continuous effects may increase this number. If any such effects exist, the player announces which effect, or this rule, applies to each land play as it happens.