Whispersilk Cloak

Equipped creature can’t be blocked and has shroud. (It can’t be the target of spells or abilities.)
Equip

Emerald Oryx

Forestwalk (This creature can’t be blocked as long as defending player controls a Forest.)

Spire Golem

Affinity for Islands (This spell costs less to cast for each Island you control.)
Flying

Lockjaw Snapper

Wither (This deals damage to creatures in the form of -1/-1 counters.)
When Lockjaw Snapper dies, put a -1/-1 counter on each creature with a -1/-1 counter on it.

Puppeteer Clique

Flying
When Puppeteer Clique enters the battlefield, put target creature card from an opponent’s graveyard onto the battlefield under your control. It gains haste. At the beginning of your next end step, exile it.
Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner’s control with a -1/-1 counter on it.)

Cloak and Dagger

Equipped creature gets +2/+0 and has shroud. (It can’t be the target of spells or abilities.)
Whenever a Rogue creature enters the battlefield, you may attach Cloak and Dagger to it.
Equip

Allosaurus Rider

You may exile two green cards from your hand rather than pay this spell’s mana cost.
Allosaurus Rider’s power and toughness are each equal to 1 plus the number of lands you control.

Silvergill Douser

: Target creature gets -X/-0 until end of turn, where X is the number of Merfolk and/or Faeries you control.

Veteran of the Depths

Whenever Veteran of the Depths becomes tapped, you may put a +1/+1 counter on it.

Goblin Sky Raider

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

Condemn

Put target attacking creature on the bottom of its owner’s library. Its controller gains life equal to its toughness.

Mirri, Cat Warrior

First strike, forestwalk, vigilance (This creature deals combat damage before creatures without first strike, it can’t be blocked as long as defending player controls a Forest, and attacking doesn’t cause this creature to tap.)

Rootwater Matriarch

: Gain control of target creature for as long as that creature is enchanted.

Mirri, Cat Warrior

First strike, forestwalk, vigilance (This creature deals combat damage before creatures without first strike, it can’t be blocked as long as defending player controls a Forest, and attacking doesn’t cause this creature to tap.)

Luminesce

Prevent all damage that black sources and red sources would deal this turn.

Goblin Sky Raider

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

Riddle of Lightning

Choose any target. Scry 3, then reveal the top card of your library. Riddle of Lightning deals damage equal to that card’s converted mana cost to that permanent or player. (To 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.)

Augur il-Vec

Shadow (This creature can block or be blocked by only creatures with shadow.)
Sacrifice Augur il-Vec: You gain 4 life. Activate this ability only during your upkeep.

Spirit en-Dal

Shadow (This creature can block or be blocked by only creatures with shadow.)
Forecast — , Reveal Spirit en-Dal from your hand: Target creature gains shadow until end of turn. (Activate this ability only during your upkeep and only once each turn.)

Scourge of Kher Ridges

Flying
: Scourge of Kher Ridges deals 2 damage to each creature without flying.
: Scourge of Kher Ridges deals 6 damage to each other creature with flying.