Mercurial Chemister

, : Draw two cards.
, , Discard a card: Mercurial Chemister deals damage to target creature equal to the discarded card’s converted mana cost.

Xathrid Gorgon

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
, : Put a petrification counter on target creature. It gains defender and becomes a colorless artifact in addition to its other types. Its activated abilities can’t be activated. (A creature with defender can’t attack.)

Restoration Angel

Flash
Flying
When Restoration Angel enters the battlefield, you may exile target non-Angel creature you control, then return that card to the battlefield under your control.

Rhox Faithmender

Lifelink (Damage dealt by this creature also causes you to gain that much life.)
If you would gain life, you gain twice that much life instead.

Xathrid Gorgon

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
, : Put a petrification counter on target creature. It gains defender and becomes a colorless artifact in addition to its other types. Its activated abilities can’t be activated. (A creature with defender can’t attack.)

Lunar Mystic

Whenever you cast an instant spell, you may pay . If you do, draw a card.

Stonewright

Soulbond (You may pair this creature with another unpaired creature when either enters the battlefield. They remain paired for as long as you control both of them.)
As long as Stonewright is paired with another creature, each of those creatures has “: This creature gets +1/+0 until end of turn.”

Restoration Angel

Flash
Flying
When Restoration Angel enters the battlefield, you may exile target non-Angel creature you control, then return that card to the battlefield under your control.