Plague Witch

{B}, {T}, Discard a card: Target creature gets -1/-1 until end of turn.

Escape Routes

{2}{U}: Return target white or black creature you control to its owner's hand.

Prism Array

Converge — Prism Array enters the battlefield with a crystal counter on it for each color of mana spent to cast it.
Remove a crystal counter from Prism Array: Tap target creature.
{W}{U}{B}{R}{G}: Scry 3. (Look at the top three cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Idyllic Grange

({T}: Add {W}.)
Idyllic Grange enters the battlefield tapped unless you control three or more other Plains.
When Idyllic Grange enters the battlefield untapped, put a +1/+1 counter on target creature you control.

Shatter

Marble Chalice

Sangrite Surge

Target creature gets +3/+3 and gains double strike until end of turn.

Aligned Hedron Network

When Aligned Hedron Network enters the battlefield, exile all creatures with power 5 or greater until Aligned Hedron Network leaves the battlefield. (Those creatures return under their owners' control.)

Isolate

Exile target permanent with mana value 1.

Deserter's Quarters

You may choose not to untap Deserter's Quarters during your untap step.
{6}, {T}: Tap target creature. It doesn't untap during its controller's untap step for as long as Deserter's Quarters remains tapped.

Golgari Rotwurm

{B}, Sacrifice a creature: Target player loses 1 life.

Leaf Arrow

Leaf Arrow deals 3 damage to target creature with flying.

Misstep

Creatures target player controls don't untap during that player's next untap step.

Rubble Reading

Bewilder

Target creature gets -3/-0 until end of turn.
Draw a card.

Carnivorous Moss-Beast

{5}{G}{G}: Put a +1/+1 counter on Carnivorous Moss-Beast.

Plummet

Tangle Spider

Flash (You may cast this spell any time you could cast an instant.)
Reach (This creature can block creatures with flying.)

Shifting Borders

Exchange control of two target lands.
Splice onto Arcane {3}{U} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Auspicious Ancestor

When Auspicious Ancestor dies, you gain 3 life.
Whenever a player casts a white spell, you may pay {1}. If you do, you gain 1 life.

Unravel the Aether

Choose target artifact or enchantment. Its owner shuffles it into their library.

Armored Wolf-Rider

Gate Hound

Creatures you control have vigilance as long as Gate Hound is enchanted.

Geistflame

Geistflame deals 1 damage to any target.
Flashback {3}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Angel's Mercy

Instill Infection

Put a -1/-1 counter on target creature.
Draw a card.

Gleam of Battle

Whenever a creature you control attacks, put a +1/+1 counter on it.

Springsage Ritual

Destroy target artifact or enchantment. You gain 4 life.

Polluted Dead

When Polluted Dead dies, destroy target land.

Morbid Hunger

Morbid Hunger deals 3 damage to any target. You gain 3 life.
Flashback {7}{B}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Turn the Tide

Creatures your opponents control get -2/-0 until end of turn.

Dream Prowler

Dream Prowler can't be blocked as long as it's attacking alone.

Viridian Scout

{2}{G}, Sacrifice Viridian Scout: It deals 2 damage to target creature with flying.

Mole Worms

You may choose not to untap Mole Worms during your untap step.
{T}: Tap target land. It doesn't untap during its controller's untap step for as long as Mole Worms remains tapped.

Annul

Counter target artifact or enchantment spell.

Frontline Sage

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)
{U}, {T}: Draw a card, then discard a card.

Gift of Tusks

Until end of turn, target creature loses all abilities and becomes a green Elephant with base power and toughness 3/3.

Eliminate the Competition

As an additional cost to cast this spell, sacrifice X creatures.
Destroy X target creatures.

Cunning

Enchant creature
Enchanted creature gets +3/+3.
When enchanted creature attacks or blocks, sacrifice Cunning at the beginning of the next cleanup step.

Spark Jolt

Spark Jolt deals 1 damage to any target. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Crushing Canopy

Choose one —
• Destroy target creature with flying.
• Destroy target enchantment.

Reviving Dose

Take Down

Choose one —
• Take Down deals 4 damage to target creature with flying.
• Take Down deals 1 damage to each creature with flying.