Bloodstained Mire

T, Pay 1 life, Sacrifice this land: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

T, Pay 1 life, Sacrifice this land: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

T, Pay 1 life, Sacrifice this land: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

T, Pay 1 life, Sacrifice this land: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

Add BBB.

T: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

Counter target activated or triggered ability. (Mana abilities can't be targeted.)

G, Discard a creature card: Search your library for a creature card, reveal that card, put it into your hand, then shuffle.