In constructed play, an Attraction deck must contain at least ten Attraction cards and each card in an Attraction deck must have a different English name.
February 18, 2022 · Kamigawa: Neon Dynasty
“[Cost]: Level N — [Abilities]” means “[Cost]: This Class’s level becomes N. Activate only if this Class is level N-1 and only as a sorcery” and “As long as this Class is level N or greater, it has [abilities].”
July 23, 2021 · Adventures in the Forgotten Realms
“[Cost]: Level N — [Abilities]” means “[Cost]: This Class’s level becomes N. Activate this ability only if this Class is level N-1 and only as a sorcery” and “As long as this Class is level N or greater, it has [abilities].”
October 4, 2019 · Throne of Eldraine
If there are any triggered abilities that triggered before this process began but haven’t been put onto the stack yet, those abilities cease to exist. They won’t be put onto the stack. This rule does not apply to abilities that trigger during this process (see rule 717.2f).
August 26, 2016 · Conspiracy: Take the Crown
rule 717.2a not present in this release
July 22, 2016 · Eldritch Moon
As a subgame of a Planechase game starts, each player moves his or her planar deck from the main-game command zone to the subgame command zone and shuffles it. (Face-up plane and phenomenon cards remain in the main-game command zone.)