Dead Weight

Enchant creature
Enchanted creature gets -2/-2.

Mugging

Mugging deals 2 damage to target creature. That creature can't block this turn.

Tremor

Tremor deals 1 damage to each creature without flying.

Wild Griffin

Goblin Gardener

When this creature dies, destroy target land.

Wall of Caltrops

Defender (This creature can't attack.)
Whenever this creature blocks a creature, if at least one other Wall creature is blocking that creature and no non-Wall creatures are blocking that creature, this creature gains banding until end of turn. (If any creatures with banding you control are blocking a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by.)

Gorilla Titan

Trample
This creature gets +4/+4 as long as there are no cards in your graveyard.

Reparations

Whenever an opponent casts a spell that targets you or a creature you control, you may draw a card.

Squandered Resources

Sacrifice a land: Add one mana of any type the sacrificed land could produce.

Yargle, Glutton of Urborg

Vorthos, Steward of Myth

As Vorthos, Steward of Myth enters, choose a named Magic character.
Each spell you cast with the chosen character in its name, flavor text, or art costs {W}{U}{B}{R}{G} less to cast. This effect reduces only the amount of colored mana you pay.

Goblin Grenade

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

Might of Oaks

Target creature gets +7/+7 until end of turn.

Wave of Indifference

X target creatures can't block this turn.

Xanthic Statue

{5}: Until end of turn, this artifact becomes an 8/8 Golem artifact creature with trample.

Pacifism

Enchant creature
Enchanted creature can't attack or block.

Crookshank Kobolds

Ogre Taskmaster

Carrion Ants

{1}: This creature gets +1/+1 until end of turn.

Canal Monitor

Obliterate

This spell can't be countered.
Destroy all artifacts, creatures, and lands. They can't be regenerated.

Yargle and Multani

Root Greevil

{2}{G}, {T}, Sacrifice this creature: Destroy all enchantments of the color of your choice.

Goblin Arsonist

When this creature dies, you may have it deal 1 damage to any target.

Manabarbs

Whenever a player taps a land for mana, this enchantment deals 1 damage to that player.

Raging Goblin

Haste (This creature can attack and {T} as soon as it comes under your control.)

Werebear

{T}: Add {G}.
Threshold — This creature gets +3/+3 as long as seven or more cards are in your graveyard.

Ib Halfheart, Goblin Tactician

Whenever another Goblin you control becomes blocked, sacrifice it. If you do, it deals 4 damage to each creature blocking it.
Sacrifice two Mountains: Create two 1/1 red Goblin creature tokens.

Distress

Target player reveals their hand. You choose a nonland card from it. That player discards that card.

Mortify

Tidal Surge

Tap up to three target creatures without flying.

Eternal Isolation

Put target creature with power 4 or greater on the bottom of its owner's library.

Turn to Frog

Until end of turn, target creature loses all abilities and becomes a blue Frog with base power and toughness 1/1.

Decanter of Endless Water

You have no maximum hand size.
{T}: Add one mana of any color.

Door to Nothingness

This artifact enters tapped.
{W}{W}{U}{U}{B}{B}{R}{R}{G}{G}, {T}, Sacrifice this artifact: Target player loses the game.

Fodder Cannon

{4}, {T}, Sacrifice a creature: This artifact deals 4 damage to target creature.

Counterspell

Research Assistant

{3}{U}, {T}: Draw a card, then discard a card.

Goblin Balloon Brigade

{R}: This creature gains flying until end of turn.

Norin the Wary

When a player casts a spell or a creature attacks, exile Norin. Return it to the battlefield under its owner's control at the beginning of the next end step.

Carnival of Souls

Whenever a creature enters, you lose 1 life and add {B}.

Aggravate

Aggravate deals 1 damage to each creature target player controls. Each creature dealt damage this way attacks this turn if able.