All creatures have protection from black.

All Slivers have ", Sacrifice this permanent: This permanent deals 2 damage to any target."

When Adder-Staff Boggart enters the battlefield, clash with an opponent. If you win, put a +1/+1 counter on Adder-Staff Boggart. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher converted mana cost.)

Whenever you gain life, put that many +1/+1 counters on Ageless Entity.

Sacrifice an enchantment: Auratog gets +2/+2 until end of turn.

When Auratouched Mage enters the battlefield, search your library for an Aura card that could enchant it. If Auratouched Mage is still on the battlefield, put that Aura card onto the battlefield attached to it. Otherwise, reveal the Aura card and put it into your hand. Then shuffle your library.

Enchant creature
At the beginning of your upkeep, sacrifice Binding Grasp unless you pay .
You control enchanted creature.
Enchanted creature gets +0/+1.

Blurry (This creature can be blocked only if defending player was wearing glasses as it was cast.)
Whenever Blurry Beeble deals combat damage to a player, you may draw a card. If you do, discard a card.

Bouncing Beebles can't be blocked as long as defending player controls an artifact.

Bubbling Beebles can't be blocked as long as defending player controls an enchantment.

Flash
Enchant creature
Enchanted creature has flying.

Chainbreaker enters the battlefield with two -1/-1 counters on it.
, : Remove a -1/-1 counter from target creature.

Changeling (This card is every creature type.)
Champion a creature (When this enters the battlefield, sacrifice it unless you exile another creature you control. When this leaves the battlefield, that card returns to the battlefield.)
Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Change the text of target spell or permanent by replacing all instances of one color word with another or one basic land type with another until end of turn.
Draw a card.

Return target enchanted permanent to its owner's hand.

Dakmor Plague deals 3 damage to each creature and each player.

Cast this spell only during the declare attackers step and only if you've been attacked this step.
Prevent all damage that would be dealt to you this turn by attacking creatures.

Dogpile deals damage to any target equal to the number of attacking creatures you control.

Target player gains control of target permanent you control.

Distribute two +1/+1 counters among one or two target creatures.