To double a player’s life total, the player gains or loses an amount of life such that their new life total is twice its current value.
May 3, 2019 · War of the Spark
Some spells or abilities may instruct a player to exchange cards in one zone with cards in a different zone (for example, exiled cards and cards in a player’s hand). These spells and abilities work the same as other “exchange” spells and abilities, except they can exchange the cards only if all the cards are owned by the same player, and they can exchange the cards even if one zone is empty.
January 25, 2019 · Ravnica Allegiance
Some spells or abilities may instruct a player to exchange cards in one zone with cards in a different zone (for example, exiled cards and cards in a player's hand). These spells and abilities work the same as other "exchange" spells and abilities, except they can exchange the cards only if all the cards are owned by the same player, and they can exchange the cards even if one zone is empty.
April 27, 2018 · Dominaria
Some spells or abilities may instruct a player to exchange cards in one zone with cards in a different zone (for example, exiled cards and cards in a player’s hand). These spells and abilities work the same as other “exchange” spells and abilities, except they can exchange the cards only if all the cards are owned by the same player, and they can exchange the cards even if one zone is empty.
September 30, 2016 · Kaladesh
rule 701.10d not present in this release
February 1, 2014 · Born of the Gods
The damage dealt when a creature fights isn’t combat damage.
September 30, 2011 · Innistrad
The damage dealt when a creature fights isn't combat damage.
June 17, 2011 · Commander 2011
Previously, the action of casting a spell, or casting a card as a spell, was referred to on
April 1, 2011 · Duel Decks: Knights vs. Dragons
Previously, the action of casting a spell, or casting a card as a spell, was referred to on cards as "playing" that spell or that card. Cards that were printed with that text have received errata in the Oracle card reference so they now refer to "casting" that spell or that card.
February 4, 2011 · Mirrodin Besieged
Previously, the action of casting a spell, or casting a card as a spell, was referred to on cards as “playing” that spell or that card. Cards that were printed with that text have received errata in the Oracle card reference so they now refer to “casting” that spell or that card.
October 1, 2010 · Scars of Mirrodin
Previously, the action of casting a spell, or casting a card as a spell, was referred to on
February 1, 2010 · Worldwake
Previously, the action of casting a spell, or casting a card as a spell, was referred to on cards as "playing" that spell or that card. Cards that were printed with that text have received errata in the Oracle card reference so they now refer to "casting" that spell or that card.