{T}: Add one mana of any color in your commander's color identity.

{1}, {T}: Add {W}{U}.

Each player may play an additional land on each of their turns. At the beginning of each player's upkeep, if that player has no cards in hand, that player draws three cards.

Marble Diamond enters the battlefield tapped. {T}: Add {W}.

Flash At the beginning of your upkeep, put an oil counter on Mindsplice Apparatus. Instant and sorcery spells you cast cost {1} less to cast for each oil counter on Mindsplice Apparatus.

{T}: Add one mana of any color. At the beginning of your upkeep, put a night counter on Replicating Ring. Then if it has eight or more night counters on it, remove all of them and create eight colorless snow artifact tokens named Replicated Ring with "{T}: Add one mana of any color."

Sky Diamond enters the battlefield tapped. {T}: Add {U}.

{T}: Add {C}{C}.

Flash Ward {2} Probing Telepathy — Whenever a creature entering the battlefield under an opponent's control causes a triggered ability of that creature to trigger, you may copy that ability. You may choose new targets for the copy.

Flash Flying When Angel of Grace enters the battlefield, until end of turn, damage that would reduce your life total to less than 1 reduces it to 1 instead. {4}{W}{W}, Exile Angel of Grace from your graveyard: Your life total becomes 10.

Flash Flying When Angel of the Dire Hour enters the battlefield, if you cast it from your hand, exile all attacking creatures.

Flash Whenever an opponent searches their library, you gain 1 life and draw a card.

Flash (You may cast this spell any time you could cast an instant.) Whenever you cast a spell during an opponent's turn, put a +1/+1 counter on Brineborn Cutthroat.

Flash Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Flying Other white creatures get +1/+1.

Flash (You may cast this spell any time you could cast an instant.) When Drogskol Shieldmate enters the battlefield, other creatures you control get +0/+1 until end of turn.

Flash Flying Whenever you draw your second card each turn, put a +1/+1 counter on Faerie Vandal.

Flash This spell can't be countered. Whenever you cast a spell, choose up to one — • Return target spell you don't control to its owner's hand. • Return target nonland permanent to its owner's hand.

Flash Flying You may cast colorless spells and artifact spells as though they had flash. Whenever you cast a spell, if the amount of mana spent to cast that spell is greater than Liberator, Urza's Battlethopter's power, put a +1/+1 counter on Liberator.

Flash You may have Mocking Doppelganger enter the battlefield as a copy of a creature an opponent controls, except it has "Other creatures with the same name as this creature are goaded." (They attack each combat if able and attack a player other than you if able.)

Flying When Mulldrifter enters the battlefield, draw two cards. Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Flash This spell can't be countered. Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Return three lands you control to their owner's hand: Return Pearl Lake Ancient to its owner's hand.

Flash When Portal Mage enters the battlefield during the declare attackers step, you may reselect which player or permanent target attacking creature is attacking. (It can't attack its controller or its controller's planeswalkers.)

Flash When Psionic Snoop enters the battlefield, it connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

Flash Flying You may cast historic spells as though they had flash. (Artifacts, legendaries, and Sagas are historic.)

Flash When Resolute Reinforcements enters the battlefield, create a 1/1 white Soldier creature token.

Flash Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.) You may have Sakashima's Protege enter the battlefield as a copy of any permanent that entered the battlefield this turn.

Mutate {1}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Flash Whenever this creature deals combat damage to a player, draw a card.

Flash When Selfless Squire enters the battlefield, prevent all damage that would be dealt to you this turn. Whenever damage that would be dealt to you is prevented, put that many +1/+1 counters on Selfless Squire.

Flash You may cast artifact spells as though they had flash.

Flash Squad {2} (As an additional cost to cast this spell, you may pay {2} any number of times. When this creature enters the battlefield, create that many tokens that are copies of it.) Benediction of the Omnissiah — When Sicarian Infiltrator enters the battlefield, draw a card.

When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When Solemn Simulacrum dies, you may draw a card.

Flash Other white creatures you control get +1/+1. Other blue creatures you control get +1/+1.

Flash Thought Sponge enters the battlefield with a number of +1/+1 counters on it equal to the greatest number of cards an opponent has drawn this turn. When Thought Sponge dies, draw cards equal to its power.

Flash (You may cast this spell any time you could cast an instant.) Flying Other creatures you control with flying get +1/+1.

Flash When Tobias, Doomed Conqueror dies, create a 2/2 black Zombie creature token for each nontoken creature that died under your control this turn.

Flash When Torrential Gearhulk enters the battlefield, you may cast target instant card from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead.

Flash Flying When Windshaper Planetar enters the battlefield during the declare attackers step, for each attacking creature, you may reselect which player or permanent that creature is attacking. (It can't attack its controller or their permanents.)

Flash When Cast Out enters the battlefield, exile target nonland permanent an opponent controls until Cast Out leaves the battlefield. Cycling {W} ({W}, Discard this card: Draw a card.)

Flash Creatures you control get +2/+2.

Flash At the beginning of each player's draw step, that player draws an additional card.

Flash (You may cast this spell any time you could cast an instant.) Enchant creature Enchanted creature gets +1/+1. Totem armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

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.

Flash When Omen of the Sea enters the battlefield, scry 2, then draw a card. {2}{U}, Sacrifice Omen of the Sea: Scry 2.

Flash When Omen of the Sun enters the battlefield, create two 1/1 white Human Soldier creature tokens and you gain 2 life. {2}{W}, Sacrifice Omen of the Sun: Scry 2.

Flash Enchant creature you control When Saving Grace enters the battlefield, all damage that would be dealt this turn to you and permanents you control is dealt to enchanted creature instead. Enchanted creature gets +0/+3.

Flash Enchant creature Enchanted creature gets +0/+10.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Look at the top seven cards of your library. Put two of them into your hand and the rest on the bottom of your library in any order.

Destroy target artifact or enchantment.

Counter target spell. Its controller draws a card. Draw a card.

This spell costs {U}{U}{U} less to cast if an opponent has drawn four or more cards this turn. Draw X cards.

Reveal the top five cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.

Destroy target creature or planeswalker. Its controller investigates. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Draw two cards, then discard two cards. Untap up to three lands.

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

Scry 1. Draw a card.

You gain X life and draw X cards.

Exile target creature. Its controller gains life equal to its power.

Azorius Chancery enters the battlefield tapped. When Azorius Chancery enters the battlefield, return a land you control to its owner's hand. {T}: Add {W}{U}.

Castle Ardenvale enters the battlefield tapped unless you control a Plains. {T}: Add {W}. {2}{W}{W}, {T}: Create a 1/1 white Human creature token.

Castle Vantress enters the battlefield tapped unless you control an Island. {T}: Add {U}. {2}{U}{U}, {T}: Scry 2.

{T}: Add one mana of any color in your commander's color identity.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

({T}: Add {U}.)

Myriad Landscape enters the battlefield tapped. {T}: Add {C}. {2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

({T}: Add {W}.)

({T}: Add {W} or {U}.) Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

{1}, {T}: Add {W}{U}.

Temple of Enlightenment enters the battlefield tapped. When Temple of Enlightenment enters the battlefield, scry 1. {T}: Add {W} or {U}.

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

You may cast Rout as though it had flash if you pay {2} more to cast it. (You may cast it any time you could cast an instant.) Destroy all creatures. They can't be regenerated.