Each player may draw up to two cards. For each card less than two a player draws this way, that player gains 2 life.

Look at the top three cards of your library, then put them back in any order. You may shuffle.
Draw a card.

If an opponent controls more lands than you, search your library for up to three Plains cards, reveal them, put them into your hand, then shuffle.

Flying

Cast this spell only during the declare attackers step and only if you've been attacked this step.
Prevent all damage that would be dealt to you this turn by attacking creatures.

You gain 4 life.

Target opponent discards a card at random.

You gain 3 life for each black creature target opponent controls.

Flying

You gain 3 life for each creature attacking you.

Take an extra turn after this one. At the beginning of that turn's end step, you lose the game.

Pyroclasm deals 2 damage to each creature.

Search your library for a Forest card, put that card onto the battlefield, then shuffle.

Flying (This creature can't be blocked except by creatures with flying or reach.)

This creature can't block.

Volcanic Hammer deals 3 damage to any target.

This creature can't block.

Cast this spell only during the declare attackers step and only if you've been attacked this step.
Destroy target nonblack attacking creature.

Cast this spell only during the declare attackers step and only if you've been attacked this step.
Target creature gets +1/+3 until end of turn. Untap that creature.

Flying
When this creature enters, draw a card, then discard a card.

You gain 2 life for each Mountain target opponent controls.

Tap up to three target creatures without flying.

Cast this spell only during the declare attackers step and only if you've been attacked this step.
Creatures you control gain reach until end of turn. (They can block creatures with flying.)

Flying (This creature can't be blocked except by creatures with flying or reach.)

Spitting Earth deals damage to target creature equal to the number of Mountains you control.

When this creature enters, sacrifice it unless you sacrifice a Forest.

Creatures you control get +0/+3 until end of turn.

: Target creature gets +2/+2 until end of turn. Activate only during your turn, before attackers are declared.

Green creatures you control gain forestwalk until end of turn. (They can't be blocked as long as defending player controls a Forest.)

Search your library for a basic land card, put that card onto the battlefield, then shuffle.

Flying

Vampiric Touch deals 2 damage to target opponent or planeswalker and you gain 2 life.