Gulf Squid

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

Rune of Flight

Enchant permanent
When Rune of Flight enters the battlefield, draw a card.
As long as enchanted permanent is a creature, it has flying.
As long as enchanted permanent is an Equipment, it has "Equipped creature has flying."

Senate Guildmage

{W}, {T}: You gain 2 life.
{U}, {T}: Draw a card, then discard a card.

Scion of Stygia

Flash
Cone of Cold — When Scion of Stygia enters the battlefield, choose target creature an opponent controls, then roll a d20.
1—9 | Tap that creature.
10—20 | Tap that creature. It doesn't untap during its controller's next untap step.

Soul-Guide Gryff

Flying
When Soul-Guide Gryff enters the battlefield, exile up to one target card from a graveyard.

Peace Strider

When Peace Strider enters the battlefield, you gain 3 life.

Defiant Strike

Target creature gets +1/+0 until end of turn.
Draw a card.

Visions

Look at the top five cards of target player's library. You may then have that player shuffle that library.

Evangel of Heliod

When Evangel of Heliod enters the battlefield, 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.)

Pilgrim's Eye

Flying
When Pilgrim's Eye enters the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Call the Cavalry

Create two 2/2 white Knight creature tokens with vigilance.

Plains

Ecologist's Terrarium

When Ecologist's Terrarium enters the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.
{2}, {T}, Sacrifice Ecologist's Terrarium: Put a +1/+1 counter on target creature. Activate only as a sorcery.

Village Bell-Ringer

Flash (You may cast this spell any time you could cast an instant.)
When Village Bell-Ringer enters the battlefield, untap all creatures you control.

Sailor of Means

When Sailor of Means enters the battlefield, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Sage's Row Denizen

Whenever another blue creature enters the battlefield under your control, target player mills two cards.

Trusty Packbeast

When Trusty Packbeast enters the battlefield, return target artifact card from your graveyard to your hand.

Weight of Memory

Draw three cards. Target player mills three cards.

Courier Griffin

Flying
When Courier Griffin enters the battlefield, you gain 2 life.

Traveler's Amulet

{1}, Sacrifice Traveler's Amulet: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Island

Paradise Plume

As Paradise Plume enters the battlefield, choose a color.
Whenever a player casts a spell of the chosen color, you may gain 1 life.
{T}: Add one mana of the chosen color.

Cryptic Spires

As you create your deck, circle two of the colors below.
Cryptic Spires enters the battlefield tapped.
{T}: Add one mana of either of the circled colors.

Abdel Adrian, Gorion's Ward

When Abdel Adrian, Gorion's Ward enters the battlefield, exile any number of other nonland permanents you control until Abdel Adrian leaves the battlefield. Create a 1/1 white Soldier creature token for each permanent exiled this way.
Choose a Background (You can have a Background as a second commander.)

Gallant Cavalry

Vigilance (Attacking doesn't cause this creature to tap.)
When Gallant Cavalry enters the battlefield, create a 2/2 white Knight creature token with vigilance.

Rumbling Sentry

When Rumbling Sentry enters the battlefield, scry 1.

Befuddle

Target creature gets -4/-0 until end of turn.
Draw a card.

Divination

Contentious Plan

Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
Draw a card.

Sisay's Ring

Searchlight Companion

Flying
When Searchlight Companion enters the battlefield, create a 1/1 colorless Spirit creature token.

Graceful Reprieve

When target creature dies this turn, return that card to the battlefield under its owner's control.

Banishing Light

When Banishing Light enters the battlefield, exile target nonland permanent an opponent controls until Banishing Light leaves the battlefield.

Valorous Steed

Vigilance (Attacking doesn't cause this creature to tap.)
When Valorous Steed enters the battlefield, create a 2/2 white Knight creature token with vigilance.

Keen-Eared Sentry

You have hexproof. (You can't be the target of spells or abilities your opponents control.)
Each opponent can't venture into the dungeon more than once each turn.

Memorial to Glory

Memorial to Glory enters the battlefield tapped.
{T}: Add {W}.
{3}{W}, {T}, Sacrifice Memorial to Glory: Create two 1/1 white Soldier creature tokens.

Ancestral Blade

When Ancestral Blade enters the battlefield, create a 1/1 white Soldier creature token, then attach Ancestral Blade to it.
Equipped creature gets +1/+1.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Candlekeep Sage

Commander creatures you own have "When this creature enters or leaves the battlefield, draw a card."

Thaumaturge's Familiar

Flying
When Thaumaturge's Familiar enters the battlefield, scry 1.

Azorius Guildgate

Azorius Guildgate enters the battlefield tapped.
{T}: Add {W} or {U}.

Vivisection

As an additional cost to cast this spell, sacrifice a creature.
Draw three cards.

Captain's Call

Create three 1/1 white Soldier creature tokens.

Frost Trickster

Flying
When Frost Trickster enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

High Market

{T}: Add {C}.
{T}, Sacrifice a creature: You gain 1 life.

Flow of Ideas

Kor Cartographer

When Kor Cartographer enters the battlefield, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle.

Azure Fleet Admiral

When Azure Fleet Admiral enters the battlefield, you become the monarch.
Azure Fleet Admiral can't be blocked by creatures the monarch controls.

Faith Unbroken

Enchant creature you control
When Faith Unbroken enters the battlefield, exile target creature an opponent controls until Faith Unbroken leaves the battlefield.
Enchanted creature gets +2/+2.

Runeboggle

Counter target spell unless its controller pays {1}.
Draw a card.

Sanctum Gargoyle

Flying
When Sanctum Gargoyle enters the battlefield, you may return target artifact card from your graveyard to your hand.

Draugr Thought-Thief

When Draugr Thought-Thief enters the battlefield, look at the top card of target player's library. You may put that card into their graveyard.

Sleeper Dart

When Sleeper Dart enters the battlefield, draw a card.
{T}, Sacrifice Sleeper Dart: Target creature doesn't untap during its controller's next untap step.

Angelic Gift

Enchant creature
When Angelic Gift enters the battlefield, draw a card.
Enchanted creature has flying.

Topplegeist

Flying
When Topplegeist enters the battlefield, tap target creature an opponent controls.
Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, tap target creature that player controls.

Landscaper Colos

When Landscaper Colos enters the battlefield, put target card from an opponent's graveyard on the bottom of their library.
Basic landcycling {1}{W} ({1}{W}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Loyal Gryff

Flash
Flying
When Loyal Gryff enters the battlefield, you may return another creature you control to its owner's hand.

Whirler Rogue

When Whirler Rogue enters the battlefield, create two 1/1 colorless Thopter artifact creature tokens with flying.
Tap two untapped artifacts you control: Target creature can't be blocked this turn.

Treasure Cruise

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Draw three cards.

Read the Tides

Choose one —
• Draw three cards.
• Return up to two target creatures to their owners' hands.

Cartouche of Solidarity

Enchant creature you control
When Cartouche of Solidarity enters the battlefield, create a 1/1 white Warrior creature token with vigilance.
Enchanted creature gets +1/+1 and has first strike.

Pop Quiz

Draw a card.
Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

Incubator Drone

Devoid (This card has no color.)
When Incubator Drone enters the battlefield, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}."

Angel of the Dawn

Flying
When Angel of the Dawn enters the battlefield, creatures you control get +1/+1 and gain vigilance until end of turn.

Raise the Alarm

Create two 1/1 white Soldier creature tokens.

Overwhelmed Apprentice

When Overwhelmed Apprentice enters the battlefield, each opponent mills two cards. Then you scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Stonecloaker

Flash
Flying
When Stonecloaker enters the battlefield, return a creature you control to its owner's hand.
When Stonecloaker enters the battlefield, exile target card from a graveyard.

Runed Crown

When Runed Crown enters the battlefield, you may search your library, hand, and/or graveyard for a Rune card and put it onto the battlefield attached to Runed Crown. If you search your library this way, shuffle.
Equipped creature gets +1/+1.
Equip {2}

Heraldic Banner

As Heraldic Banner enters the battlefield, choose a color.
Creatures you control of the chosen color get +1/+0.
{T}: Add one mana of the chosen color.

Angel of Mercy

Flying
When Angel of Mercy enters the battlefield, you gain 3 life.

Talrand's Invocation

Create two 2/2 blue Drake creature tokens with flying.

Twisted Image

Switch target creature's power and toughness until end of turn.
Draw a card.

Scholar of Stars

When Scholar of Stars enters the battlefield, if you control an artifact, draw a card.