“Alters all occurrences of the chosen word in the text box and the type line of the given card.
Can target a card with no appropriate words on it, or even one with no words at all.
It can’t change a word to the same word. It must be a different word.
It only changes what is printed on the card (or set on a token when it was created or set by a copy effect). It will not change any effects that are on the permanent.
You choose the words to change on resolution.”