Some triggered abilities trigger when an object “transforms into” an object with a specified characteristic. Such an ability triggers if the object either transforms or converts (see rule 701.28) and has the specified characteristic immediately after it does so.
July 3, 2020 · Core Set 2021
rule 701.27e not present in this release
May 3, 2019 · War of the Spark
Some triggered abilities trigger when an object “transforms into” an object with a specified characteristic. Such an ability triggers if the object transforms and has the specified characteristic immediately after it transforms.
January 25, 2019 · Ravnica Allegiance
Some triggered abilities trigger when an object "transforms into" an object with a specified characteristic. Such an ability triggers if the object transforms and has the specified characteristic immediately after it transforms.
April 27, 2018 · Dominaria
Some triggered abilities trigger when an object “transforms into” an object with a specified characteristic. Such an ability triggers if the object transforms and has the specified characteristic immediately after it transforms.