History of CR 509.1f
Every distinct wording since 2010, newest first.
April 27, 2018 · Dominaria
Once the player has enough mana in their mana pool, they pay all costs in any order. Partial payments are not allowed.
September 30, 2011 · Innistrad
Once the player has enough mana in his or her mana pool, he or she pays all costs in any order. Partial payments are not allowed.
June 17, 2011 · Commander 2011
Once the player has enough mana in his or her mana pool, he or she pays all costs in any
February 4, 2011 · Mirrodin Besieged
Once the player has enough mana in his or her mana pool, he or she pays all costs in any order. Partial payments are not allowed.
October 1, 2010 · Scars of Mirrodin
Once the player has enough mana in his or her mana pool, he or she pays all costs in any
February 1, 2010 · Worldwake
Once the player has enough mana in his or her mana pool, he or she pays all costs in any order. Partial payments are not allowed.