Time Spiral "Timeshifted" — T
Land — Desert
10/4/2004 : The ability can be used on any player’s attacking creatures. This includes your own and creatures in an attack you are not involved in (for multiplayer games).
4/18/2017 : Desert is a land subtype with no special meaning. It doesn’t grant the land an intrinsic mana ability. Other cards may care about which lands are Deserts.