Squirming Mass

Fear (This creature can’t be blocked except by artifact creatures and/or black creatures.)

Marker Beetles

When Marker Beetles dies, target creature gets +1/+1 until end of turn.
, Sacrifice Marker Beetles: Draw a card.

Plated Spider

Reach (This creature can block creatures with flying.)

Hammer of Bogardan

Hammer of Bogardan deals 3 damage to any target.
: Return Hammer of Bogardan from your graveyard to your hand. Activate only during your upkeep.

Terror

Destroy target nonartifact, nonblack creature. It can’t be regenerated.

Heavy Ballista

: Heavy Ballista deals 2 damage to target attacking or blocking creature.

Bog Rats

Bog Rats can’t be blocked by Walls.

Aether Flash

Whenever a creature enters, Aether Flash deals 2 damage to it.

Sibilant Spirit

Flying
Whenever Sibilant Spirit attacks, defending player may draw a card.

Walking Sponge

: Target creature loses your choice of flying, first strike, or trample until end of turn.

Bone Shredder

Flying
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When Bone Shredder enters, destroy target nonartifact, nonblack creature.

Anthroplasm

Anthroplasm enters with two +1/+1 counters on it.
, : Remove all +1/+1 counters from Anthroplasm and put X +1/+1 counters on it.

Parch

Choose one —
• Parch deals 2 damage to any target.
• Parch deals 4 damage to target blue creature.

Skittering Skirge

Flying
When you cast a creature spell, sacrifice Skittering Skirge.

Goblin Grenade

As an additional cost to cast this spell, sacrifice a Goblin.
Goblin Grenade deals 5 damage to any target.

Pyrokinesis

You may exile a red card from your hand rather than pay this spell’s mana cost.
Pyrokinesis deals 4 damage divided as you choose among any number of target creatures.

Terror

Destroy target nonartifact, nonblack creature. It can’t be regenerated.

Yawgmoth’s Will

Until end of turn, you may play lands and cast spells from your graveyard.
If a card would be put into your graveyard from anywhere this turn, exile that card instead.

Lightning Dragon

Flying
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
: Lightning Dragon gets +1/+0 until end of turn.