Theros

Instant

Target creature gets +2/+2 until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Battlewise Valor

Creature — Pegasus

Flying
Whenever this creature attacks, each attacking Human gains flying until end of turn.

Cavalry Pegasus

Enchantment Creature — Archon

Bestow {5}{W}{W} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached.)
Flying, first strike
Enchanted creature gets +4/+4 and has flying and first strike.

Celestial Archon

Enchantment — Aura

Enchant Mountain you control
When this Aura enters, exile target creature an opponent controls until this Aura leaves the battlefield. (That creature returns under its owner's control.)

Chained to the Rocks

Enchant creature
When this Aura enters, draw a card.
Enchanted creature gets +0/+2.

Chosen by Heliod

Up to two target creatures each get +2/+2 until end of turn.

Dauntless Onslaught

Creature — Griffin

Flying
{1}{W}: Prevent the next 1 combat damage that would be dealt to you this turn.

Decorated Griffin

Destroy target attacking or blocking creature.

Divine Verdict

Elspeth, Sun's Champion Emblem

Soldier

Legendary Planeswalker — Elspeth

+1: Create three 1/1 white Soldier creature tokens.
−3: Destroy all creatures with power 4 or greater.
−7: You get an emblem with "Creatures you control get +2/+2 and have flying."

Elspeth, Sun's Champion

Creature — Human Cleric

{T}: Tap target creature with power 3 or less.

Ephara's Warden

When this creature enters, create a number of 1/1 white Soldier creature tokens equal to your devotion to white. (Each {W} in the mana costs of permanents you control counts toward your devotion to white.)

Evangel of Heliod

Creature — Human Soldier

Double strike
Heroic — Whenever you cast a spell that targets this creature, put a +1/+1 counter on it.

Fabled Hero

Heroic — Whenever you cast a spell that targets this creature, put a +1/+1 counter on this creature and prevent all damage that would be dealt to it this turn.

Favored Hoplite

Enchant creature
When enchanted creature dies, return that card to the battlefield under its owner's control. Return this card to the battlefield attached to that creature at the beginning of the next end step.

Gift of Immortality

Sorcery

Glare of Heresy

Target creature you control gains protection from the color of your choice until end of turn. (It can't be blocked, targeted, dealt damage, enchanted, or equipped by anything of that color.)
Scry 1.

Gods Willing

Cleric

Legendary Enchantment Creature — God

Indestructible
As long as your devotion to white is less than five, Heliod isn't a creature. (Each {W} in the mana costs of permanents you control counts toward your devotion to white.)
Other creatures you control have vigilance.
{2}{W}{W}: Create a 2/1 white Cleric enchantment creature token.

Heliod, God of the Sun

Enchantment Creature — Elk

Bestow {6}{W} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached.)
Whenever this creature or enchanted creature attacks, tap target creature an opponent controls.
Enchanted creature gets +3/+3.

Heliod's Emissary

Enchantment Creature — Spirit

Bestow {3}{W} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached.)
Lifelink (Damage dealt by this creature also causes you to gain that much life.)
Enchanted creature gets +1/+1 and has lifelink.

Hopeful Eidolon

Creature — Giant

Vigilance
{3}{W}{W}{W}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)
As long as this creature is monstrous, it has reach and can block an additional ninety-nine creatures each combat.

Hundred-Handed One

Creature — Centaur Advisor

When this creature enters, if you control an enchantment, you gain 3 life.

Lagonna-Band Elder

Exile target creature with power 2 or less. Its controller gains 4 life.

Last Breath

Creature — Cat Soldier

When this creature enters, you may tap target creature.

Leonin Snarecaster

Enchantment Creature — Nymph

Bestow {4}{W} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached.)
Vigilance
Enchanted creature gets +2/+2 and has vigilance.

Observant Alseid

Enchant creature
Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice this Aura.
When you sacrifice this Aura, you gain 10 life.

Ordeal of Heliod

Heroic — Whenever you cast a spell that targets this creature, put a +1/+1 counter on each creature you control.

Phalanx Leader

Destroy target enchantment. You gain 3 life.

Ray of Dissolution

{2}{B}: Each opponent loses 1 life. You gain life equal to the life lost this way.

Scholar of Athreos

Heroic — Whenever you cast a spell that targets this creature, you gain 2 life.

Setessan Battle Priest

Flying
{2}{G}{G}: This creature gets +2/+2 until end of turn. Activate only once each turn.

Setessan Griffin

Silent Artisan

Protection from multicolored
Whenever an opponent casts a multicolored spell, you gain 1 life.

Soldier of the Pantheon

Legendary Enchantment Artifact

Creatures you control get +1/+1.
{1}{W}{W}, {T}: Destroy target creature that dealt damage to you this turn.

Spear of Heliod

Creature — Human Advisor

Traveling Philosopher

Destroy target creature with power 4 or greater. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Vanquish the Foul

Creature — Human Knight

Flying
Heroic — Whenever you cast a spell that targets this creature, put a +1/+1 counter on this creature.

Wingsteed Rider

Creature — Ox

Yoked Ox

Counter target artifact or enchantment spell.

Annul

Enchant creature
Enchanted creature can't be blocked.
Whenever enchanted creature attacks, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Aqueous Form

Creature — Human Wizard

Heroic — Whenever you cast a spell that targets this creature, you may have this creature become a copy of target creature, except it has this ability.

Artisan of Forms

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

Benthic Giant

Whenever a creature you control deals combat damage to a player, you may draw a card.
{1}{U}, {T}: Creatures your opponents control attack this turn if able.

Bident of Thassa

Creature — Horse Fish

Flash (You may cast this spell any time you could cast an instant.)
When this creature enters, untap another target creature you control.

Breaching Hippocamp

Creature — Chimera

Flying
{1}{W}: This creature can block an additional creature this turn.

Coastline Chimera

Creature — Merfolk Wizard

{2}{R}, Sacrifice this creature: It deals 2 damage to any target.

Crackling Triton

Boar

Exile X target creatures. For each creature exiled this way, its controller creates a 2/2 green Boar creature token.

Curse of the Swine

Counter target spell. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Dissolve

Enchant creature
When this Aura enters, draw a card.
When enchanted creature dies, its controller draws a card.

Fate Foretold

Gainsay

Put target creature on top of its owner's library.

Griptide

Creature — Sphinx

Flying
When this creature enters, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Horizon Scholar

Target creature gets -3/-0 until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Lost in a Labyrinth

Elemental

Protection from red
Elemental creatures you control get +1/+1.
When this creature enters, create a number of 1/0 blue Elemental creature tokens equal to your devotion to blue. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)

Master of Waves

{2}{U}, {T}: The controller of target instant or sorcery spell copies it. That player may choose new targets for the copy.

Meletis Charlatan

Creature — Wall

Defender
When this creature enters, you may return target instant or sorcery card from your graveyard to your hand.

Mnemonic Wall

Bestow {4}{U} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached.)
Flying
Enchanted creature gets +2/+2 and has flying.

Nimbus Naiad

When this creature enters, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Omenspeaker

Enchant creature
Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice this Aura.
When you sacrifice this Aura, draw two cards.

Ordeal of Thassa

Flying
Whenever you cast an instant or sorcery spell, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Prescient Chimera

Flying
Discard a card: This creature gains hexproof until end of turn. Tap it.
Whenever this creature attacks, scry 3.

Prognostic Sphinx

Return up to three target creatures your opponents control to their owners' hands. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Sea God's Revenge

Creature — Octopus

This creature can't attack unless defending player controls an Island.
{5}{U}{U}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)
When this creature becomes monstrous, target land becomes an Island in addition to its other types.

Sealock Monster

Creature — Kraken

{6}{U}{U}: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.)
When this creature becomes monstrous, tap up to four target creatures. Those creatures don't untap during their controllers' untap steps for as long as you control this creature.

Shipbreaker Kraken

Counter target spell unless its controller pays {1}. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Stymied Hopes

Bird

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

Swan Song

Indestructible
As long as your devotion to blue is less than five, Thassa isn't a creature. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)
At the beginning of your upkeep, scry 1.
{1}{U}: Target creature you control can't be blocked this turn.

Thassa, God of the Sea

Draw three cards. Target player mills three cards.

Thassa's Bounty

Enchantment Creature — Crab

Bestow {5}{U} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached.)
Whenever this creature or enchanted creature deals combat damage to a player, draw a card.
Enchanted creature gets +3/+3.

Thassa's Emissary

Creature — Merfolk Soldier

Heroic — Whenever you cast a spell that targets this creature, draw a card.

Triton Fortune Hunter

Creature — Merfolk Rogue

Triton Shorethief

Up to two target creatures each get +0/+3 until end of turn. Untap those creatures. At this turn's next end of combat, tap each creature that was blocked by one of those creatures this turn and it doesn't untap during its controller's next untap step.

Triton Tactics

Creature — Elemental

Flying
This creature can block only creatures with flying.

Vaporkin

Return target creature to its owner's hand. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Voyage's End

Heroic — Whenever you cast a spell that targets this creature, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Wavecrash Triton

Harpy

Creature — Demon

Flying
When this creature enters, create a number of 1/1 black Harpy creature tokens with flying equal to your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)
At the beginning of your upkeep, sacrifice a creature.

Abhorrent Overlord

Creature — Human Assassin

Deathtouch
Heroic — Whenever you cast a spell that targets this creature, each opponent sacrifices a creature of their choice.

Agent of the Fates

Creature — Skeleton Soldier

Asphodel Wanderer

Bestow {4}{B} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached.)
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
Enchanted creature gets +1/+1 and has deathtouch.

Baleful Eidolon

Creature — Harpy

Flying
When this creature enters, each player loses 1 life.

Blood-Toll Harpy

Target creature gets +2/+0 until end of turn. Regenerate it. You lose 2 life.

Boon of Erebos

Bestow {5}{B} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached.)
Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)
Enchanted creature gets +2/+2 and has intimidate.

Cavern Lampad

Up to two target creatures each get +1/+1 and gain lifelink until end of turn.