Devastating Mastery

You may pay {2}{W}{W} rather than pay this spell's mana cost.
If the {2}{W}{W} cost was paid, an opponent chooses up to two nonland permanents they control and returns them to their owner's hand.
Destroy all nonland permanents.

Angelic Edict

Sunspire Gatekeepers

When Sunspire Gatekeepers enters, if you control two or more Gates, create a 2/2 white Knight creature token with vigilance.

Selesnya Sentry

Disenchant

Lyev Decree

Detain up to two target creatures your opponents control. (Until your next turn, those creatures can't attack or block and their activated abilities can't be activated.)

Wingmate Roc

Flying
Raid — When Wingmate Roc enters, if you attacked this turn, create a 3/4 white Bird creature token with flying.
Whenever Wingmate Roc attacks, you gain 1 life for each attacking creature.

Fulgent Distraction

Choose two target creatures. Tap those creatures, then unattach all Equipment from them.

Loxodon Lifechanter

When Loxodon Lifechanter enters, you may have your life total become the total toughness of creatures you control.
{5}{W}: Loxodon Lifechanter gets +X/+X until end of turn, where X is your life total.

Soul Tithe

Enchant nonland permanent
At the beginning of the upkeep of enchanted permanent's controller, that player sacrifices it unless they pay {X}, where X is its mana value.

Half-Elf Monk

Vigilance
Stunning Strike — {1}{W}, {T}: Tap target creature.

Auriok Edgewright

Metalcraft — Auriok Edgewright has double strike as long as you control three or more artifacts.

Inspiring Roar

Put a +1/+1 counter on each creature you control.

Selfless Cathar

{1}{W}, Sacrifice Selfless Cathar: Creatures you control get +1/+1 until end of turn.

Skillful Lunge

Target creature gets +2/+0 and gains first strike until end of turn.

Priest of Ancient Lore

When Priest of Ancient Lore enters, you gain 1 life and draw a card.

Harmless Assault

Prevent all combat damage that would be dealt this turn by attacking creatures.

Kor Duelist

As long as Kor Duelist is equipped, it has double strike. (It deals both first-strike and regular combat damage.)

Ghostly Possession

Enchant creature
Enchanted creature has flying.
Prevent all combat damage that would be dealt to and dealt by enchanted creature.

Haazda Snare Squad

Whenever Haazda Snare Squad attacks, you may pay {W}. If you do, tap target creature an opponent controls.

Minimus Containment

Enchant nonland permanent
Enchanted permanent is a Treasure artifact with "{T}, Sacrifice this artifact: Add one mana of any color," and it loses all other abilities. (If it was a creature, it's no longer a creature.)

Felidar Cub

Sacrifice this creature: Destroy target enchantment.

Quarantine Field

Quarantine Field enters with X isolation counters on it.
When Quarantine Field enters, for each isolation counter on it, exile up to one target nonland permanent an opponent controls until Quarantine Field leaves the battlefield.

Kor Hookmaster

When Kor Hookmaster enters, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Ranger's Hawk

Flying
{3}, {T}, Tap another untapped creature you control: Venture into the dungeon. Activate only as a sorcery. (Enter the first room or advance to the next room.)

+2 Mace

Equipped creature gets +2/+2.
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

Finish

Aftermath (Cast this spell only from your graveyard. Then exile it.)
As an additional cost to cast Finish, sacrifice a creature.
Destroy target creature.

Start

Create two 1/1 white Warrior creature tokens with vigilance.

Start // Finish

Caravan Escort

Level up {2} ({2}: Put a level counter on this. Level up only as a sorcery.)
LEVEL 1-4
2/2
LEVEL 5+
5/5
First strike

Decommission

Destroy target artifact or enchantment.
Revolt — If a permanent you controlled left the battlefield this turn, you gain 3 life.

Baffling End

When Baffling End enters, exile target creature an opponent controls with mana value 3 or less.
When Baffling End leaves the battlefield, target opponent creates a 3/3 green Dinosaur creature token with trample.

Shepherd of the Lost

Alley Evasion

Choose one —
• Target creature you control gets +1/+2 until end of turn.
• Return target creature you control to its owner's hand.

Angel of Sanctions

Flying
When Angel of Sanctions enters, you may exile target nonland permanent an opponent controls until Angel of Sanctions leaves the battlefield.
Embalm {5}{W} ({5}{W}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Angel with no mana cost. Embalm only as a sorcery.)

Dwarfhold Champion

As long as Dwarfhold Champion is equipped, it gets +0/+2.

Planar Ally

Flying
Whenever Planar Ally attacks, venture into the dungeon. (Enter the first room or advance to the next room.)

Delver's Torch

Equipped creature gets +1/+1.
Whenever equipped creature attacks, venture into the dungeon. (Enter the first room or advance to the next room.)
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

Single Combat

Each player chooses a creature or planeswalker they control, then sacrifices the rest. Players can't cast creature or planeswalker spells until the end of your next turn.

Audacious Infiltrator

Audacious Infiltrator can't be blocked by artifact creatures.

Dictate of Heliod

Dawnbringer Cleric

When Dawnbringer Cleric enters, choose one —
• Cure Wounds — You gain 2 life.
• Dispel Magic — Destroy target enchantment.
• Gentle Repose — Exile target card from a graveyard.

Tocatli Honor Guard

Creatures entering don't cause abilities to trigger.

Eternal Dragon

Flying
{3}{W}{W}: Return Eternal Dragon from your graveyard to your hand. Activate only during your upkeep.
Plainscycling {2} ({2}, Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle.)

You're Ambushed on the Road

Choose one —
• Make a Retreat — Return target creature you control to its owner's hand.
• Stand and Fight — Target creature gets +1/+3 until end of turn.

Knight of the Skyward Eye

{3}{G}: Knight of the Skyward Eye gets +3/+3 until end of turn. Activate only once each turn.

Glory-Bound Initiate

You may exert Glory-Bound Initiate as it attacks. When you do, it gets +1/+3 and gains lifelink until end of turn. (An exerted creature won't untap during your next untap step.)

Waxmane Baku

Whenever you cast a Spirit or Arcane spell, you may put a ki counter on Waxmane Baku.
{1}, Remove X ki counters from Waxmane Baku: Tap X target creatures.

Time of Heroes

Each creature you control with a level counter on it gets +2/+2.

Ghirapur Osprey

Gallows Warden

Flying
Other Spirit creatures you control get +0/+1.

Sidewinder Sliver

All Sliver creatures have flanking. (Whenever a creature without flanking blocks a Sliver, the blocking creature gets -1/-1 until end of turn.)

Goldnight Redeemer

Flying
When Goldnight Redeemer enters, you gain 2 life for each other creature you control.

Countless Gears Renegade

Revolt — When Countless Gears Renegade enters, if a permanent you controlled left the battlefield this turn, create a 1/1 colorless Servo artifact creature token.

Ravnica at War

Gloom Stalker

As long as you've completed a dungeon, Gloom Stalker has double strike.

Force of Virtue

If it's not your turn, you may exile a white card from your hand rather than pay this spell's mana cost.
Flash
Creatures you control get +1/+1.

Makindi Patrol

Rally — Whenever Makindi Patrol or another Ally you control enters, creatures you control gain vigilance until end of turn.

Dramatic Finale

Creature tokens you control get +1/+1.
Whenever one or more nontoken creatures you control die, create a 2/1 white and black Inkling creature token with flying. This ability triggers only once each turn.

Demystify

Kithkin Zephyrnaut

Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Kithkin Zephyrnaut, you may reveal it. If you do, Kithkin Zephyrnaut gets +2/+2 and gains flying and vigilance until end of turn.

Armory Guard

Armory Guard has vigilance as long as you control a Gate.

Dawnfeather Eagle

Flying
When Dawnfeather Eagle enters, creatures you control get +1/+1 and gain vigilance until end of turn.

Relic Seeker

Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)
When Relic Seeker becomes renowned, you may search your library for an Equipment card, reveal it, put it into your hand, then shuffle.

Divine Verdict

Destroy target attacking or blocking creature.

Magus of the Disk

Magus of the Disk enters tapped.
{1}, {T}: Destroy all artifacts, creatures, and enchantments.

Security Blockade

Enchant land
When Security Blockade enters, create a 2/2 white Knight creature token with vigilance.
Enchanted land has "{T}: Prevent the next 1 damage that would be dealt to you this turn."

Bazaar Krovod

Whenever Bazaar Krovod attacks, another target attacking creature gets +0/+2 until end of turn. Untap that creature.

Midnight Duelist

Hixus, Prison Warden

Flash (You may cast this spell any time you could cast an instant.)
Whenever a creature deals combat damage to you, if Hixus, Prison Warden entered this turn, exile that creature until Hixus leaves the battlefield. (That creature returns under its owner's control.)

Voiceless Spirit

Custodi Soulbinders

Custodi Soulbinders enters with X +1/+1 counters on it, where X is the number of other creatures on the battlefield.
{2}{W}, Remove a +1/+1 counter from Custodi Soulbinders: Create a 1/1 white Spirit creature token with flying.

Master's Call

Create two 1/1 colorless Myr artifact creature tokens.

Intangible Virtue

Creature tokens you control get +1/+1 and have vigilance.

Seller of Songbirds

When Seller of Songbirds enters, create a 1/1 white Bird creature token with flying.

Fortified Rampart

Veteran Dungeoneer

When Veteran Dungeoneer enters, venture into the dungeon. (Enter the first room or advance to the next room.)

Call the Coppercoats

Strive — This spell costs {1}{W} more to cast for each target beyond the first.
Choose any number of target opponents. Create X 1/1 white Human Soldier creature tokens, where X is the number of creatures those opponents control.

Kor Castigator

Kor Castigator can't be blocked by Eldrazi Scions.

Gideon's Phalanx

Create four 2/2 white Knight creature tokens with vigilance.
Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, creatures you control gain indestructible until end of turn.

Sandsower

Tap three untapped creatures you control: Tap target creature.

Field of Souls

Whenever a nontoken creature is put into your graveyard from the battlefield, create a 1/1 white Spirit creature token with flying.

Errant Doomsayers

{T}: Tap target creature with toughness 2 or less.

Makindi Griffin

Paladin's Shield

Flash
When Paladin's Shield enters, attach it to target creature you control.
Equipped creature gets +0/+2.
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

Aether Inspector

Vigilance
When Aether Inspector enters, you get {E}{E} (two energy counters).
Whenever Aether Inspector attacks, you may pay {E}{E}. If you do, create a 1/1 colorless Servo artifact creature token.

You Hear Something on Watch

Choose one —
• Rouse the Party — Creatures you control get +1/+1 until end of turn.
• Set Off Traps — This spell deals 5 damage to target attacking creature.

Eland Umbra

Enchant creature
Enchanted creature gets +0/+4.
Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Conviction

Enchant creature
Enchanted creature gets +1/+3.
{W}: Return Conviction to its owner's hand.

Shielded Passage

Prevent all damage that would be dealt to target creature this turn.

Bastion Enforcer

Pristine Angel

Flying
As long as Pristine Angel is untapped, it has protection from artifacts and from each color.
Whenever you cast a spell, you may untap Pristine Angel.

Azorius Arrester

When Azorius Arrester enters, detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its activated abilities can't be activated.)

Planar Cleansing

Eyes in the Skies

Create a 1/1 white Bird creature token with flying, then populate. (Create a token that's a copy of a creature token you control.)

Sun Titan

Vigilance
Whenever Sun Titan enters or attacks, you may return target permanent card with mana value 3 or less from your graveyard to the battlefield.