Rem Fisher

{g}{t} You may spend any amount of extra Forests to activate this ability. you may tap a target creature with Toughness of X or less, where X is the amount of Forests tapped when activating this ability.
{3}{u}{u}{t} Target opponent Mills two cards, if either if the milled cards are lands you gain one life. If both of the Milled cards are mana you gain two life and the target opponent loses 1 life. then perfoliate.
Do we have to fight them?