Swamp

Caustic Tar

Enchant land
Enchanted land has "{T}: Target player loses 3 life."

Giant Spider

Reach (This creature can block creatures with flying.)

Naturalize

Rootwalla

{1}{G}: Rootwalla gets +2/+2 until end of turn. Activate only once each turn.

Prevent all combat damage that would be dealt this turn.

Sengir Vampire

Flying (This creature can't be blocked except by creatures with flying or reach.)
Whenever a creature dealt damage by Sengir Vampire this turn dies, put a +1/+1 counter on Sengir Vampire.

Diabolic Tutor

Search your library for a card, put that card into your hand, then shuffle.

Llanowar Wastes

{T}: Add {C}.
{T}: Add {B} or {G}. Llanowar Wastes deals 1 damage to you.

Gaea's Blessing

Target player shuffles up to three target cards from their graveyard into their library.
Draw a card.
When Gaea's Blessing is put into your graveyard from your library, shuffle your graveyard into your library.

Phyrexian Rager

When Phyrexian Rager enters, you draw a card and you lose 1 life.

Tormod's Crypt

{T}, Sacrifice Tormod's Crypt: Exile target player's graveyard.

Forest

Ancient Silverback

{G}: Regenerate Ancient Silverback. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

Wing Snare

Explosive Vegetation

Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.