Once the player has enough mana in their mana pool, they pay all costs in any order. Partial payments are not allowed.
April 28, 2017 · Amonkhet
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.
February 1, 2014 · Born of the Gods
Each chosen creature still controlled by the active player becomes an attacking creature. It remains an attacking creature until it’s removed from combat or the combat phase ends, whichever comes first. See rule 506.4.
September 30, 2011 · Innistrad
Each chosen creature still controlled by the active player becomes an attacking creature. It remains an attacking creature until it's removed from combat or the combat phase ends, whichever comes first. See rule 506.4.
June 17, 2011 · Commander 2011
Each chosen creature still controlled by the active player becomes an attacking creature. It
April 1, 2011 · Duel Decks: Knights vs. Dragons
Each chosen creature still controlled by the active player becomes an attacking creature. It remains an attacking creature until it's removed from combat or the combat phase ends, whichever comes first. See rule 506.4.
February 4, 2011 · Mirrodin Besieged
Each chosen creature still controlled by the active player becomes an attacking creature. It remains an attacking creature until it’s removed from combat or the combat phase ends, whichever comes first. See rule 506.4.
October 1, 2010 · Scars of Mirrodin
Each chosen creature still controlled by the active player becomes an attacking creature. It
February 1, 2010 · Worldwake
Each chosen creature still controlled by the active player becomes an attacking creature. It remains an attacking creature until it's removed from combat or the combat phase ends, whichever comes first. See rule 506.4.