History of CR 614.17b

Every distinct wording since 2010, newest first.

May 3, 2019 · War of the Spark

If an event can’t happen, a player can’t choose to pay a cost that includes that event.

January 25, 2019 · Ravnica Allegiance

If an event can't happen, a player can't choose to pay a cost that includes that event.

September 29, 2017 · Ixalan

If an event can’t happen, a player can’t choose to pay a cost that includes that event.

February 1, 2010 · Worldwake

rule 614.17b not present in this release