Choose one —
• Counter target red spell.
• Destroy target red permanent.

Whenever an opponent casts a spell, you may draw a card unless that player pays .

Whenever an opponent draws a card, that player may pay . If the player doesn't, you create a Treasure token. (It's an artifact with ", Sacrifice this token: Add one mana of any color.")

Add .

When this creature enters, you may search your library for an Equipment card, reveal it, put it into your hand, then shuffle.
, : You may put an Equipment card from your hand onto the battlefield.

: Add .
, Sacrifice a creature: Add .

Trample, haste
If you would put one or more counters on a permanent or player, put twice that many of each of those kinds of counters on that permanent or player instead.
If an opponent would put one or more counters on a permanent or player, they put half that many of each of those kinds of counters on that permanent or player instead, rounded down.

First strike, protection from legendary creatures
, : Destroy target legendary creature. It can't be regenerated.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)
Buyback (You may pay an additional as you cast this spell. If you do, put this card into your hand as it resolves.)
Create a 1/1 green Saproling creature token.

White spells cost more to cast.
Activated abilities of white enchantments cost more to activate.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)
Whenever a player casts a black spell, you gain 1 life.

Whenever this creature or another Vampire you control dies, you may pay . If you do, target player loses 2 life and you gain 2 life.

Whenever an opponent draws a card, you may pay . If you do, draw a card.

: Add .
, Sacrifice this land: Return target land card from your graveyard to your hand.

Destroy all lands.

: Add .
, : Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

: Add .
, : Target creature can't be blocked this turn.

Whenever you tap a nonland permanent for mana, add one mana of any type that permanent produced.
: Look at the top five cards of your library. You may put a non-Human creature card from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

Gaea's Avenger's power and toughness are each equal to 1 plus the number of artifacts your opponents control.

Target player takes two extra turns after this one.