Thresher Beast

Whenever Thresher Beast becomes blocked, defending player sacrifices a land.

Spiketail Drake

Flying
Sacrifice Spiketail Drake: Counter target spell unless its controller pays {3}.

Rhystic Scrying

Draw three cards. Then if any player pays {2}, discard three cards.

Wing Storm

Wing Storm deals damage to each player equal to twice the number of creatures with flying that player controls.

Thrive

Put a +1/+1 counter on each of X target creatures.

Greel's Caress

Flash
Enchant creature
Enchanted creature gets -3/-0.

Branded Brawlers

Branded Brawlers can't attack if defending player controls an untapped land.
Branded Brawlers can't block if you control an untapped land.

Spitting Spider

Reach (This creature can block creatures with flying.)
Sacrifice a land: Spitting Spider deals 1 damage to each creature with flying.

Avatar of Hope

If you have 3 or less life, this spell costs {6} less to cast.
Flying
Avatar of Hope can block any number of creatures.

Inflame

Inflame deals 2 damage to each creature dealt damage this turn.

Sunken Field

Enchant land
Enchanted land has "{T}: Counter target spell unless its controller pays {1}."

Soul Strings

Return two target creature cards from your graveyard to your hand unless any player pays {X}.

Searing Wind

Searing Wind deals 10 damage to any target.

Wall of Vipers

Defender (This creature can't attack.)
{3}: Destroy Wall of Vipers and target creature it's blocking. Any player may activate this ability.

Pygmy Razorback

Quicksilver Wall

Defender (This creature can't attack.)
{4}: Return Quicksilver Wall to its owner's hand. Any player may activate this ability.

Flowering Field

Enchant land
Enchanted land has "{T}: Prevent the next 1 damage that would be dealt to any target this turn."

Latulla, Keldon Overseer

{X}{R}, {T}, Discard two cards: Latulla, Keldon Overseer deals X damage to any target.

Rhystic Circle

{1}: Any player may pay {1}. If no one does, the next time a source of your choice would deal damage to you this turn, prevent that damage.

Fen Stalker

Fen Stalker has fear as long as you control no untapped lands. (It can't be blocked except by artifact creatures and/or black creatures.)

Plague Fiend

Whenever Plague Fiend deals combat damage to a creature, destroy that creature unless its controller pays {2}.

Keldon Arsonist

{1}, Sacrifice two lands: Destroy target land.

Mageta the Lion

{2}{W}{W}, {T}, Discard two cards: Destroy all creatures except for Mageta the Lion. Those creatures can't be regenerated.

Greel, Mind Raker

{X}{B}, {T}, Discard two cards: Target player discards X cards at random.

Nakaya Shade

{B}: Nakaya Shade gets +1/+1 until end of turn unless any player pays {2}.

Flameshot

You may discard a Mountain card rather than pay this spell's mana cost.
Flameshot deals 3 damage divided as you choose among one, two, or three target creatures.

Rhystic Shield

Creatures you control get +0/+1 until end of turn. They get an additional +0/+2 until end of turn unless any player pays {2}.

Vitalizing Wind

Creatures you control get +7/+7 until end of turn.

Entangler

Enchant creature
Enchanted creature can block any number of creatures.

Rib Cage Spider

Reach (This creature can block creatures with flying.)

Spore Frog

Sacrifice Spore Frog: Prevent all combat damage that would be dealt this turn.

Gulf Squid

When Gulf Squid enters the battlefield, tap all lands target player controls.

Verdant Field

Enchant land
Enchanted land has "{T}: Target creature gets +1/+1 until end of turn."

Panic Attack

Up to three target creatures can't block this turn.

Soul Charmer

Whenever Soul Charmer deals combat damage to a creature, you gain 2 life unless that creature's controller pays {2}.

Rethink

Counter target spell unless its controller pays {X}, where X is its mana value.

Troublesome Spirit

Flying
At the beginning of your end step, tap all lands you control.

Mana Vapors

Lands target player controls don't untap during their next untap step.

Darba

At the beginning of your upkeep, sacrifice Darba unless you pay {G}{G}.

Glittering Lynx

Prevent all damage that would be dealt to Glittering Lynx.
{2}: Until end of turn, Glittering Lynx loses "Prevent all damage that would be dealt to Glittering Lynx." Any player may activate this ability.

Despoil

Destroy target land. Its controller loses 2 life.

Jolrael's Favor

Flash
Enchant creature
{1}{G}: Regenerate enchanted creature.

Sheltering Prayers

Basic lands each player controls have shroud as long as that player controls three or fewer lands. (They can't be the targets of spells or abilities.)

Coffin Puppets

Sacrifice two lands: Return Coffin Puppets from your graveyard to the battlefield. Activate only during your upkeep and only if you control a Swamp.

Excise

Exile target attacking creature unless its controller pays {X}.

Coastal Hornclaw

Sacrifice a land: Coastal Hornclaw gains flying until end of turn.

Keldon Battlewagon

Trample
Keldon Battlewagon can't block.
When Keldon Battlewagon attacks, sacrifice it at end of combat.
Tap an untapped creature you control: Keldon Battlewagon gets +X/+0 until end of turn, where X is the power of the creature tapped this way.

Psychic Theft

Target player reveals their hand. You choose an instant or sorcery card from it and exile that card. You may cast that card for as long as it remains exiled. At the beginning of the next end step, if you haven't cast the card, return it to its owner's hand.

Reveille Squad

Whenever one or more creatures attack you, if Reveille Squad is untapped, you may untap all creatures you control.

Copper-Leaf Angel

Flying
{T}, Sacrifice X lands: Put X +1/+1 counters on Copper-Leaf Angel.

Search for Survivors

Reorder your graveyard at random. An opponent chooses a card at random in your graveyard. If it's a creature card, put it onto the battlefield. Otherwise, exile it.

Mercenary Informer

Mercenary Informer can't be the target of black spells or abilities from black sources.
{2}{W}: Put target nontoken Mercenary on the bottom of its owner's library.

Forgotten Harvest

At the beginning of your upkeep, you may exile a land card from your graveyard. If you do, put a +1/+1 counter on target creature.

Troubled Healer

Sacrifice a land: Prevent the next 2 damage that would be dealt to any target this turn.

Abolish

You may discard a Plains card rather than pay this spell's mana cost.
Destroy target artifact or enchantment.

Windscouter

Flying
When Windscouter attacks or blocks, return it to its owner's hand at end of combat. (Return it only if it's on the battlefield.)

Zerapa Minotaur

First strike
{2}: Zerapa Minotaur loses first strike until end of turn. Any player may activate this ability.

Rhystic Tutor

Unless any player pays {2}, search your library for a card, put that card into your hand, then shuffle.

Chilling Apparition

{B}: Regenerate Chilling Apparition.
Whenever Chilling Apparition deals combat damage to a player, that player discards a card.

Stormwatch Eagle

Flying
Sacrifice a land: Return Stormwatch Eagle to its owner's hand.

Mageta's Boon

Flash
Enchant creature
Enchanted creature gets +1/+2.

Jolrael, Empress of Beasts

{2}{G}, {T}, Discard two cards: All lands target player controls become 3/3 creatures until end of turn. They're still lands.

Elephant Resurgence

Each player creates a green Elephant creature token. Those creatures have "This creature's power and toughness are each equal to the number of creature cards in its controller's graveyard."

Death Charmer

Whenever Death Charmer deals combat damage to a creature, that creature's controller loses 2 life unless they pay {2}.

Marsh Boa

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Rebel Informer

Rebel Informer can't be the target of white spells or abilities from white sources.
{3}: Put target nontoken Rebel on the bottom of its owner's library.

Jeweled Spirit

Flying
Sacrifice two lands: Jeweled Spirit gains protection from artifacts or from the color of your choice until end of turn.

Rhystic Lightning

Rhystic Lightning deals 4 damage to any target unless that permanent's controller or that player pays {2}. If they do, Rhystic Lightning deals 2 damage to the permanent or player.

Squirrel Wrangler

{1}{G}, Sacrifice a land: Create two 1/1 green Squirrel creature tokens.
{1}{G}, Sacrifice a land: Squirrel creatures get +1/+1 until end of turn.

Well of Life

At the beginning of your end step, if you control no untapped lands, you gain 2 life.

Keldon Firebombers

When Keldon Firebombers enters the battlefield, each player sacrifices all lands they control except for three.

Whipstitched Zombie

At the beginning of your upkeep, sacrifice Whipstitched Zombie unless you pay {B}.

Avatar of Woe

If there are ten or more creature cards total in all graveyards, this spell costs {6} less to cast.
Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
{T}: Destroy target creature. It can't be regenerated.

Glittering Lion

Prevent all damage that would be dealt to Glittering Lion.
{3}: Until end of turn, Glittering Lion loses "Prevent all damage that would be dealt to Glittering Lion." Any player may activate this ability.

Heightened Awareness

As Heightened Awareness enters the battlefield, discard your hand.
At the beginning of your draw step, draw an additional card.

Dual Nature

Whenever a nontoken creature enters the battlefield, its controller creates a token that's a copy of that creature.
Whenever a nontoken creature leaves the battlefield, exile all tokens with the same name as that creature.
When Dual Nature leaves the battlefield, exile all tokens created with Dual Nature.

Ridgeline Rager

{R}: Ridgeline Rager gets +1/+0 until end of turn.

Shield Dancer

{2}{W}: The next time target attacking creature would deal combat damage to Shield Dancer this turn, that creature deals that damage to itself instead.

Sword Dancer

{W}{W}: Target attacking creature gets -1/-0 until end of turn.

Noxious Field

Enchant land
Enchanted land has "{T}: This land deals 1 damage to each creature and each player."

Spiketail Hatchling

Flying (This creature can't be blocked except by creatures with flying or reach.)
Sacrifice Spiketail Hatchling: Counter target spell unless its controller pays {1}.

Alexi's Cloak

Flash
Enchant creature
Enchanted creature has shroud. (It can't be the target of spells or abilities.)

Avatar of Will

If an opponent has no cards in hand, this spell costs {6} less to cast.
Flying

Lesser Gargadon

Whenever Lesser Gargadon attacks or blocks, sacrifice a land.

Veteran Brawlers

Veteran Brawlers can't attack if defending player controls an untapped land.
Veteran Brawlers can't block if you control an untapped land.

Avatar of Might

If an opponent controls at least four more creatures than you, this spell costs {6} less to cast.
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Latulla's Orders

Flash
Enchant creature
Whenever enchanted creature deals combat damage to defending player, you may destroy target artifact that player controls.

Rhystic Study

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

Foil

You may discard an Island card and another card rather than pay this spell's mana cost.
Counter target spell.

Rhystic Syphon

Unless target player pays {3}, that player loses 5 life and you gain 5 life.

Aura Fracture

Sacrifice a land: Destroy target enchantment.

Mirror Strike

All combat damage that would be dealt to you this turn by target unblocked creature is dealt to its controller instead.

Trenching Steed

Sacrifice a land: Trenching Steed gets +0/+3 until end of turn.

Scoria Cat

Scoria Cat gets +3/+3 as long as you control no untapped lands.

Overburden

Whenever a player puts a nontoken creature onto the battlefield, that player returns a land they control to its owner's hand.

Calming Verse

Destroy all enchantments you don't control. Then if you control an untapped land, destroy all enchantments you control.

Steal Strength

Target creature gets +1/+1 until end of turn. Another target creature gets -1/-1 until end of turn.

Living Terrain

Enchant land
Enchanted land is a 5/6 green Treefolk creature that's still a land.

Alexi, Zephyr Mage

{X}{U}, {T}, Discard two cards: Return X target creatures to their owners' hands.

Barbed Field

Enchant land
Enchanted land has "{T}: This land deals 1 damage to any target."

Hollow Warrior

Hollow Warrior can't attack or block unless you tap an untapped creature you control not declared as an attacking or blocking creature this combat. (This cost is paid as attackers or blockers are declared.)