Each instant and sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Path of Ancestry enters the battlefield tapped.

: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Whenever a creature enters the battlefield under your control, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on the creature, then put the card back or put it into your graveyard.)

Create X 1/1 white Spirit creature tokens with flying.

Will of the Planeswalkers — Starting with you, each player votes for planeswalk or chaos. If planeswalk gets more votes, planeswalk. If chaos gets more votes or the vote is tied, chaos ensues.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. Then if there are three or more basic land types among lands you control, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

When Patient Naturalist enters the battlefield, mill three cards. Put a land card from among the milled cards into your hand. If you can't, create a Treasure token. (To mill three cards, put the top three cards of your library into your graveyard.)

Each player chooses a creature type. Each player returns all creature cards of a type chosen this way from their graveyard to the battlefield.

Target creature perpetually loses all abilities, then Patriar's Humiliation deals damage to it equal to the number of creatures you control.

Flying

Other Spirits you control get +1/+1.

Spells you cast from your graveyard cost less to cast.

, : Create a 1/1 white Kithkin Soldier creature token. ( is the untap symbol.)

Fox offering (You may cast this spell any time you could cast an instant by sacrificing a Fox and paying the difference in mana costs between this and the sacrificed Fox. Mana cost includes color.)

Whenever a creature attacks, you may gain 1 life.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Prevent all combat damage that would be dealt this turn.

This turn and next turn, creatures can't attack, and players and permanents can't be the targets of spells or activated abilities.

, or , : Prevent the next 2 damage that would be dealt to any target this turn.

You may choose not to untap Pearlspear Courier during your untap step.

, : Target Soldier creature gets +2/+2 and has vigilance for as long as Pearlspear Courier remains tapped.

Target player draws cards equal to half the number of cards in their library and loses half their life. Round up each time.

Look at the top five cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Menace (This creature can't be blocked except by two or more creatures.)

Whenever a Samurai or Warrior you control attacks alone, the next spell you cast this turn costs less to cast.

Flying

Whenever Pegasus Courser attacks, another target attacking creature gains flying until end of turn.

, Discard a card: Create a 1/1 white Pegasus creature token with flying.

: Add one mana of any color. Spend this mana only to cast an instant or sorcery spell.

, : Target player mills three cards. (They put the top three cards of their library into their graveyard.)

Pendant of Prosperity enters the battlefield under the control of an opponent of your choice.

, : Draw a card, then you may put a land card from your hand onto the battlefield. Pendant of Prosperity's owner draws a card, then that player may put a land card from their hand onto the battlefield.

When Pendulum of Patterns enters the battlefield, you gain 3 life.

, , Sacrifice Pendulum of Patterns: Draw a card.

, : The next time a source of your choice would deal damage to you this turn, prevent that damage.

Reach

When Penumbra Spider dies, create a 2/4 black Spider creature token with reach.

Target creature gets -1/-1 until end of turn. If you control a Faerie, draw a card.

, Sacrifice a creature: Search your library for a land card with a basic land type, put it onto the battlefield tapped, then shuffle.

When Perilous Myr dies, it deals 2 damage to any target.

Draw two cards, then sacrifice a permanent.

, , Exile Perilous Vault: Exile all nonland permanents.

Whenever Perimeter Sergeant attacks, other Humans you control get +1/+0 until end of turn.

Target opponent reveals their hand. You choose a card from it. That player shuffles that card into their library.

Whenever Permeating Mass deals combat damage to a creature, that creature becomes a copy of Permeating Mass.

, Sacrifice Pernicious Deed: Destroy each artifact, creature, and enchantment with mana value X or less.

Choose a color. Target player reveals their hand and discards all cards of that color.

Return target nonlegendary creature card from your graveyard to the battlefield with a -1/-1 counter on it.

, : Target player mills a card. (They put the top card of their library into their graveyard.)

Tap four untapped Advisors you control: Target player mills twelve cards.

A deck can have any number of cards named Persistent Petitioners.

When Person of Interest enters the battlefield, suspect it. Create a 2/2 white and blue Detective creature token. (A suspected creature has menace and can't block.)

: The next 1 damage that would be dealt to Personal Incarnation this turn is dealt to its owner instead. Only Personal Incarnation's owner may activate this ability.

When Personal Incarnation dies, its owner loses half their life, rounded up.

Search your library for a sorcery card, reveal it, then shuffle and put that card on top.

When Persuasive Interrogators enters the battlefield, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Whenever you sacrifice a Clue, target opponent gets two poison counters. (A player with ten or more poison counters loses the game.)

Destroy up to X target artifacts and/or enchantments. Create twice X 1/1 black and green Pest creature tokens with "When this creature dies, you gain 1 life."

Create two 1/1 black and green Pest creature tokens with "When this creature dies, you gain 1 life."

At the beginning of the end step, if no creatures are on the battlefield, sacrifice Pestilence.

: Pestilence deals 1 damage to each creature and each player.

Pestilence Rats's power is equal to the number of other Rats on the battlefield. <I>(For example, as long as there are two other Rats on the battlefield, Pestilence Rats's power and toughness are 2/3.)</I>

Choose one —

• All creatures get -2/-2 until end of turn.

• Remove two loyalty counters from each planeswalker.

: Pestilent Souleater gains infect until end of turn. ( can be paid with either or 2 life. A creature with infect deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Flying

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)