Open the Gates

Search your library for a basic land card or Gate card, reveal it, put it into your hand, then shuffle.

Titanic Brawl

This spell costs {1} less to cast if it targets a creature you control with a +1/+1 counter on it.
Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)

Act of Treason

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and {T} this turn.)

Faerie Duelist

Flash
Flying
When Faerie Duelist enters, target creature an opponent controls gets -2/-0 until end of turn.

Undercity's Embrace

Target opponent sacrifices a creature of their choice. If you control a creature with power 4 or greater, you gain 4 life.

Sagittars' Volley

Destroy target creature with flying. Sagittars' Volley deals 1 damage to each creature with flying your opponents control.

Civic Stalwart

When Civic Stalwart enters, creatures you control get +1/+1 until end of turn.

Concordia Pegasus

Ill-Gotten Inheritance

At the beginning of your upkeep, Ill-Gotten Inheritance deals 1 damage to each opponent and you gain 1 life.
{5}{B}, Sacrifice Ill-Gotten Inheritance: It deals 4 damage to target opponent and you gain 4 life.

Gruul Guildgate

This land enters tapped.
{T}: Add {R} or {G}.

Quench

Counter target spell unless its controller pays {2}.

Rafter Demon

Spectacle {3}{B}{R} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)
When Rafter Demon enters, if its spectacle cost was paid, each opponent discards a card.

Steeple Creeper

{3}{U}: Steeple Creeper gains flying until end of turn.

Gift of Strength

Target creature gets +3/+3 and gains reach until end of turn.

Gruul Locket

{T}: Add {R} or {G}.
{R/G}{R/G}{R/G}{R/G}, {T}, Sacrifice Gruul Locket: Draw two cards.

Gravel-Hide Goblin

{3}{G}: Gravel-Hide Goblin gets +2/+2 until end of turn.

Blade Juggler

Spectacle {2}{B} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)
When Blade Juggler enters, it deals 1 damage to you and you draw a card.

Mammoth Spider

Reach (This creature can block creatures with flying.)

Twilight Panther

{B}: Twilight Panther gains deathtouch until end of turn.

Rubblebelt Recluse

Rubblebelt Recluse attacks each combat if able.

Coral Commando

Savage Smash

Target creature you control gets +2/+2 until end of turn. It fights target creature you don't control. (Each deals damage equal to its power to the other.)

Final Payment

As an additional cost to cast this spell, pay 5 life or sacrifice a creature or enchantment.
Destroy target creature.

Plague Wight

Whenever Plague Wight becomes blocked, each creature blocking it gets -1/-1 until end of turn.

Haazda Officer

When Haazda Officer enters, target creature you control gets +1/+1 until end of turn.

Knight of Sorrows

Knight of Sorrows can block an additional creature each combat.
Afterlife 1 (When this creature dies, create a 1/1 white and black Spirit creature token with flying.)

Imperious Oligarch

Vigilance
Afterlife 1 (When this creature dies, create a 1/1 white and black Spirit creature token with flying.)

Summary Judgment

Summary Judgment deals 3 damage to target tapped creature.
Addendum — If you cast this spell during your main phase, it deals 5 damage instead.

Sauroform Hybrid

{4}{G}{G}: Adapt 4. (If this creature has no +1/+1 counters on it, put four +1/+1 counters on it.)

Scorchmark

Scorchmark deals 2 damage to target creature. If that creature would die this turn, exile it instead.

Syndicate Messenger

Flying
Afterlife 1 (When this creature dies, create a 1/1 white and black Spirit creature token with flying.)

Arrester's Zeal

Target creature gets +2/+2 until end of turn.
Addendum — If you cast this spell during your main phase, that creature gains flying until end of turn.

Justiciar's Portal

Exile target creature you control, then return that card to the battlefield under its owner's control. It gains first strike until end of turn.

Burn Bright

Creatures you control get +2/+0 until end of turn.

Rakdos Roustabout

Whenever Rakdos Roustabout becomes blocked, it deals 1 damage to the player or planeswalker it's attacking.

Senate Courier

Flying
{1}{W}: Senate Courier gains vigilance until end of turn.

Sphinx's Insight

Draw two cards.
Addendum — If you cast this spell during your main phase, you gain 2 life.

Grasping Thrull

Flying
When Grasping Thrull enters, it deals 2 damage to each opponent and you gain 2 life.

Rakdos Locket

{T}: Add {B} or {R}.
{B/R}{B/R}{B/R}{B/R}, {T}, Sacrifice Rakdos Locket: Draw two cards.

Wrecking Beast

Riot (This creature enters with your choice of a +1/+1 counter or haste.)
Trample

Slimebind

Flash (You may cast this spell any time you could cast an instant.)
Enchant creature
Enchanted creature gets -4/-0.

Tenth District Veteran

Vigilance
Whenever Tenth District Veteran attacks, untap another target creature you control.

Bring to Trial

Exile target creature with power 4 or greater.

Watchful Giant

When Watchful Giant enters, create a 1/1 white Human creature token.

Growth Spiral

Draw a card. You may put a land card from your hand onto the battlefield.

Simic Guildgate

This land enters tapped.
{T}: Add {G} or {U}.

Orzhov Locket

{T}: Add {W} or {B}.
{W/B}{W/B}{W/B}{W/B}, {T}, Sacrifice Orzhov Locket: Draw two cards.

Arrester's Admonition

Return target creature to its owner's hand.
Addendum — If you cast this spell during your main phase, draw a card.

Noxious Groodion

Sage's Row Savant

Persistent Petitioners

{1}, {T}: Target player mills a card. (They put the top card of their library into their graveyard.)
Tap four untapped Advisors you control: Target player mills twelve cards.
A deck can have any number of cards named Persistent Petitioners.

Thirsting Shade

Lifelink
{2}{B}: Thirsting Shade gets +1/+1 until end of turn.

Senate Griffin

Flying
When Senate Griffin enters, scry 1.

Deface

Choose one —
• Destroy target artifact.
• Destroy target creature with defender.

Rubblebelt Runner

Rubblebelt Runner can't be blocked by creature tokens.

Grotesque Demise

Exile target creature with power 3 or less.

Scuttlegator

Defender
{6}{G/U}{G/U}: Adapt 3. (If this creature has no +1/+1 counters on it, put three +1/+1 counters on it.)
As long as Scuttlegator has a +1/+1 counter on it, it can attack as though it didn't have defender.

Orzhov Guildgate

This land enters tapped.
{T}: Add {W} or {B}.

Debtors' Transport

Afterlife 2 (When this creature dies, create two 1/1 white and black Spirit creature tokens with flying.)

Expose to Daylight

Destroy target artifact or enchantment. Scry 1.

Goblin Gathering

Create a number of 1/1 red Goblin creature tokens equal to two plus the number of cards named Goblin Gathering in your graveyard.

Lawmage's Binding

Flash
Enchant creature
Enchanted creature can't attack or block, and its activated abilities can't be activated.

Frenzied Arynx

Riot (This creature enters with your choice of a +1/+1 counter or haste.)
Trample
{4}{R}{G}: Frenzied Arynx gets +3/+0 until end of turn.

Skewer the Critics

Spectacle {R} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)
Skewer the Critics deals 3 damage to any target.

Bladebrand

Target creature gains deathtouch until end of turn.
Draw a card.

Vizkopa Vampire

Skitter Eel

{2}{U}: Adapt 2. (If this creature has no +1/+1 counters on it, put two +1/+1 counters on it.)

Rakdos Guildgate

This land enters tapped.
{T}: Add {B} or {R}.

Root Snare

Prevent all combat damage that would be dealt this turn.

Impassioned Orator

Whenever another creature you control enters, you gain 1 life.

Consign to the Pit

Destroy target creature. Consign to the Pit deals 2 damage to that creature's controller.

Ghor-Clan Wrecker

Riot (This creature enters with your choice of a +1/+1 counter or haste.)
Menace (This creature can't be blocked except by two or more creatures.)

Carrion Imp

Flying
When Carrion Imp enters, you may exile target creature card from a graveyard. If you do, you gain 2 life.

Applied Biomancy

Choose one or both —
• Target creature gets +1/+1 until end of turn.
• Return target creature to its owner's hand.

Rakdos Trumpeter

Menace (This creature can't be blocked except by two or more creatures.)
{3}{R}: Rakdos Trumpeter gets +2/+0 until end of turn.

Feral Maaka

Footlight Fiend

When Footlight Fiend dies, it deals 1 damage to any target.

Sylvan Brushstrider

When Sylvan Brushstrider enters, you gain 2 life.

Rubble Reading

Prying Eyes

Spear Spewer

Defender
{T}: Spear Spewer deals 1 damage to each player.

Humongulus

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Undercity Scavenger

When Undercity Scavenger enters, you may sacrifice another creature. If you do, put two +1/+1 counters on Undercity Scavenger, then scry 2.

Storm Strike

Target creature gets +1/+0 and gains first strike until end of turn. Scry 1.

Gateway Plaza

Gateway Plaza enters tapped.
When Gateway Plaza enters, sacrifice it unless you pay {1}.
{T}: Add one mana of any color.

Azorius Guildgate

This land enters tapped.
{T}: Add {W} or {U}.

Prowling Caracal

Saruli Caretaker

Defender
{T}, Tap an untapped creature you control: Add one mana of any color.

Shimmer of Possibility

Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in a random order.

Clear the Mind

Target player shuffles their graveyard into their library.
Draw a card.

Get the Point

Dead Revels

Spectacle {1}{B} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)
Return up to two target creature cards from your graveyard to your hand.

Azorius Knight-Arbiter

Vigilance
Azorius Knight-Arbiter can't be blocked.

Azorius Locket

{T}: Add {W} or {U}.
{W/U}{W/U}{W/U}{W/U}, {T}, Sacrifice Azorius Locket: Draw two cards.

Catacomb Crocodile

Spikewheel Acrobat

Spectacle {2}{R} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)

Rubble Slinger

Territorial Boar

Whenever a creature you control with power 4 or greater enters, Territorial Boar gets +1/+1 and gains vigilance until end of turn.

Rampaging Rendhorn

Riot (This creature enters with your choice of a +1/+1 counter or haste.)

Simic Locket

{T}: Add {G} or {U}.
{G/U}{G/U}{G/U}{G/U}, {T}, Sacrifice Simic Locket: Draw two cards.

Axebane Beast

Thought Collapse

Counter target spell. Its controller mills three cards.

Aeromunculus

Flying
{2}{G}{U}: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.)

Stony Strength

Put a +1/+1 counter on target creature you control. Untap that creature.

Chillbringer

Flying
When Chillbringer enters, tap target creature an opponent controls. It doesn't untap during its controller's next untap step.

Burning-Tree Vandal

Riot (This creature enters with your choice of a +1/+1 counter or haste.)
Whenever Burning-Tree Vandal attacks, you may discard a card. If you do, draw a card.