Players have no maximum hand size.

At the beginning of each opponent's upkeep, Price of Knowledge deals damage to that player equal to the number of cards in that player's hand.

, Sacrifice an artifact: Add an amount of equal to the sacrificed artifact's mana value.

Kicker—Sacrifice a creature. (You may sacrifice a creature in addition to any other costs as you cast this spell.)

Search your library for a basic land card, put that card onto the battlefield, then shuffle. If this spell was kicked, instead search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

Primal Whisperer gets +2/+2 for each face-down creature on the battlefield.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

When Primordial Gnawer dies, discover 3. (Exile cards from the top of your library until you exile a nonland card with mana value 3 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Enchant creature

As Prismatic Ward enters, choose a color.

Prevent all damage that would be dealt to enchanted creature by sources of the chosen color.

Flash

When Prismwake Merrow enters, target permanent becomes the color or colors of your choice until end of turn.

Defender

, : You get .

, : You may put a sticker on a nonland permanent you own. Activate only as a sorcery.

Choose one —

• Put a +1/+1 counter on target creature.

• Target creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Whenever a creature you control dies, exile it.

At the beginning of each end step, if you control no creatures, sacrifice Promise of Tomorrow and return all cards exiled with it to the battlefield under your control.

, , Sacrifice Protomatter Powder: Return target artifact card from your graveyard to the battlefield.

Whenever another nontoken Elf is put into your graveyard from the battlefield, you may create a 1/1 green Elf Warrior creature token.

More Than Meets the Eye (You may cast this card converted for .)

Whenever Prowl attacks, exile up to one other target tapped creature or Vehicle. For as long as that card remains exiled, its owner may play it.

Whenever a player plays a card exiled with Prowl, you draw a card and convert Prowl.

Whenever you sacrifice another creature, exile it. If that creature was a token, put a +1/+1 counter on Prowling Geistcatcher.

When Prowling Geistcatcher leaves the battlefield, return each card exiled with it to the battlefield under your control.

When Prowling Pangolin enters, any player may sacrifice two creatures. If a player does, sacrifice Prowling Pangolin.

Each player plays with the top card of their library held against their forehead, revealed to each other player.

Psychosis Crawler's power and toughness are each equal to the number of cards in your hand.

Whenever you draw a card, each opponent loses 1 life.

If a basic land you control is tapped for mana, it produces mana of a color of your choice instead of any other type.

, : Look at the top card of your library. You may exile that card. ( is the untap symbol.)

When Pursued Whale enters, each opponent creates a 1/1 red Pirate creature token with "This creature can't block" and "Creatures you control attack each combat if able."

Spells your opponents cast that target Pursued Whale cost more to cast.

Counter target spell. You may shuffle up to one target card from your graveyard into your library.

Discard a land card: Pyre of the World Tree deals 2 damage to any target.

Whenever you discard a land card, exile the top card of your library. You may play that card this turn.

Whenever Pyreheart Wolf attacks, creatures you control gain menace until end of turn. (They can't be blocked except by two or more creatures.)

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Bloodrush — , Discard Pyrewild Shaman: Target attacking creature gets +3/+1 until end of turn.

Whenever one or more creatures you control deal combat damage to a player, if Pyrewild Shaman is in your graveyard, you may pay . If you do, return Pyrewild Shaman to your hand.

Trample

Whenever one or more creatures you control with trample deal combat damage to a player, create an X/X green Dinosaur Beast creature token with trample, where X is the amount of damage those creatures dealt to that player.

Whenever a creature you control becomes tapped, you may put a quest counter on Quest for Renewal.

As long as there are four or more quest counters on Quest for Renewal, untap all creatures you control during each other player's untap step.

Flash

When Quick-Draw Dagger enters, attach it to target creature you control. That creature gains first strike until end of turn.

Equipped creature gets +1/+1.

Equip (: Attach to target creature you control. Equip only as a sorcery.)

Defender (This creature can't attack.)

: Return Quicksilver Wall to its owner's hand. Any player may activate this ability.

: Quilled Wolf gets +4/+4 until end of turn.

Whenever Rabid Wolverines becomes blocked by a creature, Rabid Wolverines gets +1/+1 until end of turn.

Whenever Radagast the Brown or another nontoken creature you control enters, look at the top X cards of your library, where X is that creature's mana value. You may reveal a creature card that doesn't share a creature type with a creature you control from among those cards and put it into your hand. Put the rest on the bottom of your library in a random order.

Domain — Whenever Radha, Coalition Warlord becomes tapped, another target creature you control gets +X/+X until end of turn, where X is the number of basic land types among lands you control.

Whenever you cast an instant or sorcery spell, you may tap two untapped creatures you control. If you do, draw a card.

: Creatures you control get +1/+1 and gain vigilance until end of turn.

Tap target creature. It doesn't untap during its controller's next untap step. (Then exile this card. You may cast the creature later from exile.)

: Target black or green creature gains haste until end of turn. (It can attack and this turn.)

Double strike

When Rahilda, Feral Outlaw deals combat damage to a player, exile a nonland card from their library at random. During any turn you attacked with a Wolf or Werewolf, you may cast that card and you may spend mana as though it were mana of any color to cast that spell.

Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.)

Whenever an opponent discards a card, that player loses 2 life.

Raid — At the beginning of your end step, if you attacked this turn, target opponent discards a card.

Flying

: Rainbow Crow becomes the color of your choice until end of turn.

: Add one mana of any color. An opponent gains control of Rainbow Vale at the beginning of the next end step.

When Rakdos Firewheeler enters, it deals 2 damage to target opponent and 2 damage to up to one target creature or planeswalker.

: Target creature with power 5 or greater gains first strike until end of turn.

When Rakish Crew enters, create a 1/1 red Mercenary creature token with ": Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."

Whenever an outlaw you control dies, each opponent loses 1 life and you gain 1 life. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws.)

Untap all creatures you control. Creatures you control with flying get +2/+2 until end of turn.

Search your library for a basic land card, put it onto the battlefield, then shuffle. Until end of turn, that land becomes a 4/3 Insect creature with reach and haste. It's still a land.

At the beginning of each upkeep, if a player cast two or more spells last turn, transform Rampaging Werewolf.

Rampart Crawler can't be blocked by Walls.

Flying

, , Tap another untapped creature you control: Venture into the dungeon. Activate only as a sorcery. (Enter the first room or advance to the next room.)

Rasputin Dreamweaver enters with seven dream counters on it.

Remove a dream counter from Rasputin: Add .

Remove a dream counter from Rasputin: Prevent the next 1 damage that would be dealt to Rasputin this turn.

At the beginning of your upkeep, if Rasputin started the turn untapped, put a dream counter on it.

Rasputin can't have more than seven dream counters on it.

Rattleblaze Scarecrow has persist as long as you control a black creature. (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Rattleblaze Scarecrow has haste as long as you control a red creature.