Creatures you control get +0/+1 until end of turn. They get an additional +0/+2 until end of turn unless any player pays .

Whenever you cast a noncreature spell, you may have Riddleform become a 3/3 Sphinx creature with flying in addition to its other types until end of turn.

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

: Add one mana of any color.

Suspend 2— (Rather than cast this card from your hand, you may pay and exile it with two time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)

Enchant creature

Enchanted creature gets +1/+1 for each card in its controller's hand.

At the beginning of the draw step of enchanted creature's controller, that player draws an additional card.

All Cats you control are Dogs in addition to their other types.

All Dogs you control are Cats in addition to their other types.

Cats and Dogs you control have haste.

Put target creature card from a graveyard onto the battlefield under your control. That creature is a black Zombie in addition to its other colors and types.

When Rishkar, Peema Renegade enters, put a +1/+1 counter on each of up to two target creatures.

Each creature you control with a counter on it has ": Add ."

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I, II — Create two 0/1 black Cleric creature tokens.

III — Create a 6/6 black Demon creature token with flying, trample, and "At the beginning of your upkeep, sacrifice another creature. If you can't, this creature deals 6 damage to you."

Add , then add for each card named Rite of Flame in each graveyard.

Kicker (You may pay an additional as you cast this spell.)

Create a token that's a copy of target creature. If this spell was kicked, create five of those tokens instead.

, Sacrifice Rith's Attendant: Add .

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

Gain control of target nonartifact, nonblack creature.

: Add .

River Delta doesn't untap during your untap step if it has a depletion counter on it.

At the beginning of your upkeep, remove a depletion counter from River Delta.

: Add or . Put a depletion counter on River Delta.

: Add .

: Add .

, : Each player discards a card. Activate only as a sorcery.

Ward

As Roaming Throne enters, choose a creature type.

Roaming Throne is the chosen type in addition to its other types.

If a triggered ability of another creature you control of the chosen type triggers, it triggers an additional time.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.)

I — Create two 3/3 green Dinosaur creature tokens.

II — Roar of the Fifth People gains "Creatures you control have ‘: Add , , or .'"

III — Search your library for a Dinosaur card, reveal it, put it into your hand, then shuffle.

IV — Dinosaurs you control gain double strike and trample until end of turn.

Rockfall Vale enters tapped unless you control two or more other lands.

: Add or .

: Add for each Forest you control.

: Add .

, : Target creature can't be blocked this turn.

Whenever you cast an instant or sorcery spell, each opponent loses 1 life.

You may cast Rona, Sheoldred's Faithful from your graveyard by discarding two cards in addition to paying its other costs.

Kicker (You may pay an additional as you cast this spell.)

When Roost of Drakes enters, if it was kicked, create a 2/2 blue Drake creature token with flying.

Whenever you cast a kicked spell, create a 2/2 blue Drake creature token with flying.

: Add one mana of any color.

: Add two mana of any one color. Spend this mana only to cast spells from your graveyard.

, , Exile Rootcoil Creeper: Return target card with flashback you own from exile to your hand.

: Add .

: Add or . Rootwater Depths doesn't untap during your next untap step.

First strike

Raid — At end of combat on your turn, if you attacked this turn, create a Junk token for each opponent you attacked. (It's an artifact with ", Sacrifice this artifact: Exile the top card of your library. You may play that card this turn. Activate only as a sorcery.")

Whenever you sacrifice a Junk, add .

Other creatures you control are Assassins in addition to their other types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

Face-down creatures you control have menace.

Whenever a permanent you control is turned face up, you draw a card and you lose 1 life.

When Rosheen, Roaring Prophet enters, mill six cards. You may put a card with in its mana cost from among them into your hand.

: Reveal any number of cards with in their mana cost in your hand. Add for each card revealed this way. Spend this mana only on costs that contain .

As an additional cost to cast this spell, you may sacrifice any number of nonland permanents. This spell costs less to cast for each permanent sacrificed this way.

Whenever Rottenmouth Viper enters or attacks, put a blight counter on it. Then for each blight counter on it, each opponent loses 4 life unless that player sacrifices a nonland permanent of their choice or discards a card.

Whenever Roxanne, Starfall Savant enters or attacks, create a tapped colorless artifact token named Meteorite with "When Meteorite enters, it deals 2 damage to any target" and ": Add one mana of any color."

Whenever you tap an artifact token for mana, add one mana of any type that artifact token produced.

This land enters tapped.

When this land enters, you gain 1 life.

: Add or .

Ruins of Oran-Rief enters tapped.

: Add . ( represents colorless mana.)

: Put a +1/+1 counter on target colorless creature that entered this turn.

As Rukarumel, Biologist enters, choose a creature type.

Slivers you control and nontoken creatures you control are the chosen type in addition to their other creature types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

, : Create a 1/1 colorless Sliver creature token.

Starting intensity 1

Enchant land

Whenever enchanted land is tapped for mana, its controller adds an additional amount of equal to Runaway Growth's intensity, then perpetually increase its intensity by 1.

Counter target spell unless its controller pays plus an additional for each card named Rune Snag in each graveyard.

Rupture Spire enters tapped.

When Rupture Spire enters, sacrifice it unless you pay .

: Add one mana of any color.

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

Return target nonland permanent to its owner's hand. If this spell was kicked, return another target nonland permanent to its owner's hand.

As Rustic Clachan enters, you may reveal a Kithkin card from your hand. If you don't, Rustic Clachan enters tapped.

: Add .

Reinforce 1— (, Discard this card: Put a +1/+1 counter on target creature.)

Offspring (You may pay an additional as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.)

This creature can't be blocked by creatures with power 2 or less.

As an additional cost to cast this spell, discard a card and sacrifice a creature.

Two target creatures each get -13/-13 until end of turn.

Squad—Exile four cards from your graveyard. (As an additional cost to cast this spell, you may pay its squad cost any number of times. When this creature enters, create that many tokens that are copies of it.)

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

Other Snake creatures you control get +0/+1.

Shamans you control have ": Add ."

(: Add or .)

Sacred Peaks enters tapped.

When Saddleback Lagac enters, support 2. (Put a +1/+1 counter on each of up to two other target creatures.)

Kicker (You may pay an additional as you cast this spell.)

Search target player's library for up to three cards, exile them, then that player shuffles. If this spell was kicked, instead search that player's library for up to fifteen cards, exile them, then that player shuffles.

Each other Wizard creature you control enters with an additional +1/+1 counter on it.

, Remove a +1/+1 counter from a creature you control: Draw a card.

: Add . Spend this mana only to cast a colorless spell or to activate an ability.

Whenever you cast a noncreature spell, create a 1/1 colorless Servo artifact creature token.

−2: Target artifact you control becomes a copy of another target artifact or creature you control until end of turn, except it's an artifact in addition to its other types.

Choose one or both —

• Create a token that's a copy of target artifact.

• Create a token that's a copy of target creature, except it's an artifact in addition to its other types.

You may have Sakashima the Impostor enter as a copy of any creature on the battlefield, except its name is Sakashima the Impostor, it's legendary in addition to its other types, and it has ": Return this creature to its owner's hand at the beginning of the next end step."