Wurmcoil Engine

T: Untap target Forest.

Look at the top six cards of your library. Put up to two creature cards with mana value 3 or less from among them onto the battlefield. Put the rest on the bottom of your library in any order.

T: Add C. 1, T, Sacrifice this artifact: Draw a card.

At the beginning of your end step, you may exile target creature you control, then return that card to the battlefield under your control.

T, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Then if you control four or more lands, untap that land.