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.
September 1, 2023 · Wilds of Eldraine
An ability that triggers whenever a player scries triggers after the process described in rule 701.18a is complete, even if some or all of those actions were impossible.
July 3, 2020 · Core Set 2021
rule 701.18d not present in this release
May 3, 2019 · War of the Spark
If a player is searching a hidden zone simply for a quantity of cards, such as “a card” or “three cards,” that player must find that many cards (or as many as possible, if the zone doesn’t contain enough cards).
January 25, 2019 · Ravnica Allegiance
If a player is searching a hidden zone simply for a quantity of cards, such as "a card" or "three cards," that player must find that many cards (or as many as possible, if the zone doesn't contain enough cards).
April 27, 2018 · Dominaria
If a player is searching a hidden zone simply for a quantity of cards, such as “a card” or “three cards,” that player must find that many cards (or as many as possible, if the zone doesn’t contain enough cards).
September 30, 2016 · Kaladesh
If an effect would cause a player to shuffle a set of objects into a library, that library is shuffled even if there are no objects in that set.