"Magic Origins", |"change the target", |"new target" (2)
Counter target instant or sorcery spell that targets you.
Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, you may copy the spell countered this way. You may choose new targets for the copy.
: Add . When that mana is spent to cast a red instant or sorcery spell, copy that spell and you may choose new targets for the copy.
Gatherer works better in the Companion app!