Whim of Volrath

2004-10-04 Alters all occurrences of the chosen word in the text box and the type line of the given card.
2004-10-04 Can target a card with no appropriate words on it, or even one with no words at all.
2004-10-04 It can be used to change a land's type from one basic land type to another. For example, Forest can be changed to Island so it produces blue mana. It doesn't change the name of any permanent.
2004-10-04 It can't change a word to the same word. It must be a different word.
2004-10-04 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.
2004-10-04 You can't change proper nouns (i.e. card names) such as "Island Fish Jasconius".
2004-10-04 You choose the words to change on resolution.

mtg.wtf