History of CR 107.4d
Every distinct wording since 2010, newest first.
July 12, 2019 · Core Set 2020
The symbol {0} represents zero mana and is used as a placeholder for a cost that can be paid with no resources. (See rule 118.5.)
September 30, 2011 · Innistrad
The symbol {0} represents zero mana and is used as a placeholder for a cost that can be paid with no resources. (See rule 117.5.)
June 17, 2011 · Commander 2011
The symbol {0} represents zero mana and is used as a placeholder for a cost that can be paid
February 4, 2011 · Mirrodin Besieged
The symbol {0} represents zero mana and is used as a placeholder for a cost that can be paid with no resources. (See rule 117.5.)
October 1, 2010 · Scars of Mirrodin
The symbol {0} represents zero mana and is used as a placeholder for a cost that can be paid
July 16, 2010 · Magic 2011
The symbol {0} represents zero mana and is used as a placeholder for a cost that can be paid with no resources. (See rule 117.5.)
February 1, 2010 · Worldwake
The symbol {0} represents zero mana and is used as a placeholder for a cost that can be paid with no resources. (See rule 116.5.)