Skittering Crustacean

: Monstrosity 4. (If this creature isn’t monstrous, put four +1/+1 counters on it and it becomes monstrous.)
As long as Skittering Crustacean is monstrous, it has hexproof. (It can’t be the target of spells or abilities your opponents control.)

Herald’s Horn

As Herald’s Horn enters, choose a creature type.
Creature spells you cast of the chosen type cost less to cast.
At the beginning of your upkeep, look at the top card of your library. If it’s a creature card of the chosen type, you may reveal it and put it into your hand.

Crystalline Crawler

Converge — Crystalline Crawler enters with a +1/+1 counter on it for each color of mana spent to cast it.
Remove a +1/+1 counter from Crystalline Crawler: Add one mana of any color.
: Put a +1/+1 counter on Crystalline Crawler.

Prakhata Pillar-Bug

: Prakhata Pillar-Bug gains lifelink until end of turn. (Damage dealt by this creature also causes you to gain that much life.)

Fragmentize

Destroy target artifact or enchantment with mana value 4 or less.

Aether Meltdown

Flash (You may cast this spell any time you could cast an instant.)
Enchant creature or Vehicle
When Aether Meltdown enters, you get (two energy counters).
Enchanted creature gets -4/-0.

Inventor’s Goggles

Equipped creature gets +1/+2.
Whenever an Artificer you control enters, you may attach Inventor’s Goggles to it.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Skittering Crustacean

: Monstrosity 4. (If this creature isn’t monstrous, put four +1/+1 counters on it and it becomes monstrous.)
As long as Skittering Crustacean is monstrous, it has hexproof. (It can’t be the target of spells or abilities your opponents control.)

Elder Deep-Fiend

Flash
Emerge (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature’s mana value.)
When you cast this spell, tap up to four target permanents.

It of the Horrid Swarm

Emerge (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature’s mana value.)
When you cast this spell, create two 1/1 green Insect creature tokens.

Emrakul’s Evangel

, Sacrifice Emrakul’s Evangel and any number of other non-Eldrazi creatures: Create a 3/2 colorless Eldrazi Horror creature token for each creature sacrificed this way.

Emrakul’s Evangel

, Sacrifice Emrakul’s Evangel and any number of other non-Eldrazi creatures: Create a 3/2 colorless Eldrazi Horror creature token for each creature sacrificed this way.

Chittering Host

Haste
Menace (This creature can’t be blocked except by two or more creatures.)
When Chittering Host enters, other creatures you control get +1/+0 and gain menace until end of turn.

Elder Deep-Fiend

Flash
Emerge (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature’s mana value.)
When you cast this spell, tap up to four target permanents.

Graf Rats

At the beginning of combat on your turn, if you both own and control this creature and a creature named Midnight Scavengers, exile them, then meld them into Chittering Host.

Midnight Scavengers

When this creature enters, you may return target creature card with mana value 3 or less from your graveyard to your hand.
(Melds with Graf Rats.)

Thunderclap Wyvern

Flash (You may cast this spell any time you could cast an instant.)
Flying
Other creatures you control with flying get +1/+1.

Blighted Fen

: Add .
, , Sacrifice Blighted Fen: Target opponent sacrifices a creature of their choice.

Gisa’s Bidding

Create two 2/2 black Zombie creature tokens.
Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Butcher’s Cleaver

Equipped creature gets +3/+0.
As long as equipped creature is a Human, it has lifelink.
Equip

Void Shatter

Devoid (This card has no color.)
Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner’s graveyard.

Mindmelter

Devoid (This card has no color.)
Mindmelter can’t be blocked.
: Target opponent exiles a card from their hand. Activate only as a sorcery. ( represents colorless mana.)