Rest in Peace

When Rest in Peace enters the battlefield, exile all cards from all graveyards.
If a card or token would be put into a graveyard from anywhere, exile it instead.

Akroma, Angel of Fury

This spell can’t be countered.
Flying, trample, protection from white and from blue
: Akroma, Angel of Fury gets +1/+0 until end of turn.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Lull

Prevent all combat damage that would be dealt this turn.
Cycling (, Discard this card: Draw a card.)

Urza, Academy Headmaster

+1: Head to AskUrza.com and click +1.
−1: Head to AskUrza.com and click -1.
−6: Head to AskUrza.com and click -6.

Mother of Runes

: Target creature you control gains protection from the color of your choice until end of turn.

Eternal Witness

When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.

Basandra, Battle Seraph

Flying
Players can’t cast spells during combat.
: Target creature attacks this turn if able.

Essence Warden

Whenever another creature enters the battlefield, you gain 1 life.

Stalking Tiger

Stalking Tiger can’t be blocked by more than one creature.

Ajani’s Aid

When Ajani’s Aid enters the battlefield, you may search your library and/or graveyard for a card named Ajani, Valiant Protector, reveal it, and put it into your hand. If you search your library this way, shuffle it.
Sacrifice Ajani’s Aid: Prevent all combat damage a creature of your choice would deal this turn.

Pollenbright Wings

Enchant creature
Enchanted creature has flying.
Whenever enchanted creature deals combat damage to a player, create that many 1/1 green Saproling creature tokens.

Thromok the Insatiable

Devour X, where X is the number of creatures devoured this way (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with X +1/+1 counters on it for each of those creatures.)

Brainwash

Enchant creature
Enchanted creature can’t attack unless its controller pays .

Sydri, Galvanic Genius

: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its converted mana cost until end of turn.
: Target artifact creature gains deathtouch and lifelink until end of turn.