Change the text of target spell or permanent by replacing all instances of one basic land type with another. (For example, you may change "swampwalk" to "plainswalk." This effect lasts indefinitely.)
: Change the text of target spell or permanent by replacing all instances of + with -, and vice versa, until end of turn.
: Change the text of target spell or permanent by replacing all instances of + with -, and vice versa, until end of turn.