Some effects allow a player to take an action at a later time, usually to end a continuous effect or to stop a delayed triggered ability from triggering. Doing so is a special action. A player can take such an action any time they have priority, unless that effect specifies another timing restriction, for as long as the effect allows it.
May 3, 2019 · War of the Spark
Turn-based actions happen automatically when certain steps or phases begin. They’re dealt with before a player would receive priority. See rule 116.3a. Turn-based actions also happen automatically when each step and phase ends; no player receives priority afterward. See rule 703, “Turn-Based Actions.”
January 25, 2019 · Ravnica Allegiance
Turn-based actions happen automatically when certain steps or phases begin. They're dealt with before a player would receive priority. See rule 116.3a. Turn-based actions also happen automatically when each step and phase ends; no player receives priority afterward. See rule 703, "Turn-Based Actions."
May 1, 2014 · Journey into Nyx
Turn-based actions happen automatically when certain steps or phases begin. They’re dealt with before a player would receive priority. See rule 116.3a. Turn-based actions also happen automatically when each step and phase ends; no player receives priority afterward. See rule 703, “Turn-Based Actions.”
February 1, 2014 · Born of the Gods
Turn-based actions happen automatically when certain steps or phases begin. They’re dealt with before a player would receive priority. See rule 116.3a. Turn-based actions also happen automatically when each step and phase ends; no player receives priority afterward. See rule 703, "Turn-Based Actions."
September 30, 2011 · Innistrad
Turn-based actions happen automatically when certain steps or phases begin. They're dealt with before a player would receive priority. See rule 116.3a. Turn-based actions also happen automatically when each step and phase ends; no player receives priority afterward. See rule 703, "Turn-Based Actions."
June 17, 2011 · Commander 2011
Turn-based actions happen automatically when certain steps or phases begin. They’re dealt
April 1, 2011 · Duel Decks: Knights vs. Dragons
Turn-based actions happen automatically when certain steps or phases begin. They're dealt with before a player would receive priority. See rule 116.3a. Turn-based actions also happen automatically when each step and phase ends; no player receives priority afterward. See rule 703, "Turn-Based Actions."
February 4, 2011 · Mirrodin Besieged
Turn-based actions happen automatically when certain steps or phases begin. They’re dealt with before a player would receive priority. See rule 116.3a. Turn-based actions also happen automatically when each step and phase ends; no player receives priority afterward. See rule 703, “Turn-Based Actions.”
October 1, 2010 · Scars of Mirrodin
Turn-based actions happen automatically when certain steps or phases begin. They’re dealt
July 16, 2010 · Magic 2011
Turn-based actions happen automatically when certain steps or phases begin. They're dealt with before a player would receive priority. See rule 116.3a. Turn-based actions also happen automatically when each step and phase ends; no player receives priority afterward. See rule 703, "Turn-Based Actions."