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

Creature spells you control can't be countered.

Nontoken creatures you control have riot. (They enter the battlefield with your choice of a +1/+1 counter or haste.)

Reach (This creature can block creatures with flying.)

As Rick enters the battlefield, choose two abilities from among first strike, vigilance, and lifelink.

Humans you control have each of the chosen abilities.

As long as you control four or more Humans, Humans you control get +2/+2.

Choose any target. Scry 3, then reveal the top card of your library. Riddle of Lightning deals damage equal to that card's mana value to that permanent or player.

Whenever a creature attacks you or a planeswalker you control, that creature's controller mills two cards.

Whenever you cast an artifact spell, you may draw a card. If you do, discard a card.

When Ride Guide enters the battlefield, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)

Target creature gets +2/+1 until end of turn. (Then exile this card. You may cast the creature later from exile.)

Vigilance

As Riders of Gavony enters the battlefield, choose a creature type.

Human creatures you control have protection from creatures of the chosen type.

This spell costs less to cast for each Human you control.

Trample, haste

At the beginning of your end step, if Riders of the Mark attacked this turn, return it to its owner's hand. If you do, create a number of 1/1 white Human Soldier creature tokens equal to its toughness.

, , Discard a card: Target creature gets +1/+0 and gains first strike until end of turn.

When Ridgescale Tusker enters the battlefield, put a +1/+1 counter on each other creature you control.

Target creature gets +3/+3 and gains horsemanship until end of turn. (It can't be blocked except by creatures with horsemanship.)

Protection from black; flanking <I>(Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)</I>

Suspend 3—

When the last time counter is removed from Riftmarked Knight while it's exiled, create a 2/2 black Knight creature token with flanking, protection from white, and haste.

Whenever a creature blocks a black or red creature, the blocking creature gets +1/+1 until end of turn.

: Untap another target snow permanent.

Whenever an enchantment enters the battlefield under your control, tap target creature an opponent controls.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

, : You may tap or untap target permanent. Activate only if you control four or more snow permanents.

Rimrock Knight can't block.

: Regenerate equipped creature. (The next time that creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

At the beginning of your upkeep, put a +1/+1 counter on equipped creature if it's black.

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

At the beginning of combat on your turn, create X tokens that are copies of another target creature you control, where X is one plus the number of instant and sorcery spells you've cast this turn. They gain haste. Exile them at the beginning of the next end step.

Whenever Riot Ringleader attacks, Human creatures you control get +1/+0 until end of turn.

Riphook Raider can't be blocked by creatures with power 2 or less.

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

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

Protection from Beasts

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

, Sacrifice Riptide Chronologist: Untap all creatures of the creature type of your choice.

, : Draw a card for each Wizard you control.

: Add .

, : Return target Wizard you control to its owner's hand.

Whenever Riptide Pilferer deals combat damage to a player, that player discards a card.

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

, Sacrifice Riptide Shapeshifter: Choose a creature type. Reveal cards from the top of your library until you reveal a creature card of that type. Put that card onto the battlefield and shuffle the rest into your library.

Flash

Defender

Create a tapped 2/2 black Zombie creature token for each instant and sorcery card in your graveyard.

Create X 2/2 black Zombie Berserker creature tokens, where X is the number of nontoken creatures that died this turn.

Foretell (During your turn, you may pay and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Whenever you cast a kicked spell, Risen Riptide has base power and toughness 5/5 until end of turn.

Flying

When Rishadan Brigand enters the battlefield, each opponent sacrifices a permanent unless they pay .

Rishadan Brigand can block only creatures with flying.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

, : Tap target land.

, : Shuffle target nontoken permanent you control into its owner's library.

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

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

Haste

Whenever Risona, Asari Commander deals combat damage to a player, if it doesn't have an indestructible counter on it, put an indestructible counter on it.

Whenever combat damage is dealt to you, remove an indestructible counter from Risona.

Flying, ward

Other Dragons you control have ward .

At the beginning of your end step, if a creature or planeswalker an opponent controlled was dealt excess damage this turn, create a 4/4 red Dragon creature token with flying.

Coven — At the beginning of combat on your turn, if you control three or more creatures with different powers, Ritual Guardian gains lifelink until end of turn.

Exile target creature card from your graveyard. Create a black Zombie creature token. Its power is equal to that card's power and its toughness is equal to that card's toughness.

Rivendell enters the battlefield tapped unless you control a legendary creature.

: Add .

, : Scry 2. Activate only if you control a legendary creature.

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.

When River Herald Scout enters the battlefield, 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 this creature, then put the card back or put it into your graveyard.)

Imprint — Whenever a player casts an instant or sorcery spell from their hand, exile it instead of putting it into a graveyard as it resolves.

At the beginning of your upkeep, if there are four or more cards exiled with River Song's Diary, choose one of them at random. You may cast it without paying its mana cost.

Whenever you sacrifice a creature, you may return target creature card with lesser mana value from your graveyard to the battlefield tapped. Do this only once each turn.

: Target blocking creature gets -1/-1 until end of turn.

: Target player who lost life this turn loses 1 life.