: Add .
: Add or . Underground River deals 1 damage to you.

Target creature gains flying until end of turn.
Draw a card at the beginning of the next turn's upkeep.

, Sacrifice Urza's Bauble: Look at a card at random in target player's hand. You draw a card at the beginning of the next turn's upkeep.

Veldt doesn't untap during your untap step if it has a depletion counter on it.
At the beginning of your upkeep, remove a depletion counter from Veldt.
: Add or . Put a depletion counter on Veldt.

Choose target creature. At this turn's next end of combat, destroy all creatures that blocked or were blocked by it this turn.

Vertigo deals 2 damage to target creature with flying. That creature loses flying until end of turn.

, : Target player chooses a card name, then reveals the top card of their library. If that card has the chosen name, that player puts it into their hand. Otherwise, they put it into their graveyard and Vexing Arcanix deals 2 damage to them.

As long as it's your turn, creatures you control get +2/+0.
As long as it's not your turn, creatures you control get -0/-2.

Defender
: Walking Wall gets +3/-1 until end of turn and can attack this turn as though it didn't have defender. Activate this ability only once each turn.

Defender (This creature can't attack.)
: Wall of Lava gets +1/+1 until end of turn.

Defender (This creature can't attack.)
: Regenerate Wall of Pine Needles.

Defender (This creature can't attack.)
Banding (If any creatures with banding you control are blocking a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by.)

, : Target creature gains trample until end of turn.

Prevent all combat damage that would be dealt by target attacking creature this turn.

, : Target creature with power 3 or less gains flying until end of turn.

Enchant creature
Enchanted creature can't be blocked by white creatures.
Enchanted creature gets +2/+2 as long as an opponent controls a white permanent.

All creatures lose flying until end of turn.
Sacrifice a snow land: Return Whiteout from your graveyard to your hand.

Wiitigo enters the battlefield with six +1/+1 counters on it.
At the beginning of your upkeep, put a +1/+1 counter on Wiitigo if it has blocked or been blocked since your last upkeep. Otherwise, remove a +1/+1 counter from it.

Enchant land
Whenever enchanted land is tapped for mana, its controller adds an additional .

Flying
Menace (This creature can't be blocked except by two or more creatures.)