When Rasputin, the Oneiromancer enters the battlefield, put a dream counter on it for each opponent you have. Each opponent creates a 1/1 red Goblin creature token.

, Remove one or more dream counters from Rasputin: Add that much .

, Remove a dream counter from Rasputin: Create a 2/2 white Knight creature token with protection from red.

Rat Colony gets +1/+0 for each other Rat you control.

A deck can have any number of cards named Rat Colony.

When Ravenous Baboons enters the battlefield, destroy target nonbasic land.

Raven's Run Dragoon can't be blocked by black creatures.

, : Draw a card, then discard a card.

Delirium — , : Draw a card. Activate only if there are four or more card types among cards in your graveyard.

Destroy target artifact or enchantment.

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

Each player chooses three permanents they control, then sacrifices the rest.

Scry 2, then draw two cards. You lose 2 life.

, : Target opponent mills three cards. Put a land card from their graveyard onto the battlefield tapped under your control. It gains "If this land would leave the battlefield, exile it instead of putting it anywhere else."

, , Sacrifice Realmbreaker, the Invasion Tree: Search your library for any number of Praetor cards, put them onto the battlefield, then shuffle.

Scry 3.

: Return Reassembling Skeleton from your graveyard to the battlefield tapped.

Artifacts you control have protection from each mana value among artifacts you control.

Partner (You can have two commanders if both have partner.)

Put two target artifacts on top of their owners' libraries.

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

Reckless Abandon deals 4 damage to any target.

Reckoner Bankbuster enters the battlefield with three charge counters on it.

, , Remove a charge counter from Reckoner Bankbuster: Draw a card. Then if there are no charge counters on Reckoner Bankbuster, create a Treasure token and a 1/1 colorless Pilot creature token with "This creature crews Vehicles as though its power were 2 greater."

Crew 3

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

You gain life equal to the sacrificed permanent's mana value. Draw two cards.

When Reclamation Sage enters the battlefield, you may destroy target artifact or enchantment.

Flying

When Recon Craft Theta enters the battlefield, create a 0/0 blue Alien creature token. Put a +1/+1 counter on it.

Whenever Recon Craft Theta attacks, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Crew 2

Whenever a creature you control deals combat damage to a player, you may draw a card.

Cycling (, Discard this card: Draw a card.)

Flying

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Flying

Fire Breath — When Red Dragon enters the battlefield, it deals 4 damage to each opponent.

Lifelink

Coven — Whenever Redemption Choir enters the battlefield or attacks, if you control three or more creatures with different powers, return target permanent card with mana value 3 or less from your graveyard to the battlefield.

As Reflections of Littjara enters the battlefield, choose a creature type.

Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.)

If an opponent cast a red instant or sorcery spell this turn, you may pay rather than pay this spell's mana cost.

Prevent the next 3 damage that a source of your choice would deal to you and/or permanents you control this turn. If damage is prevented this way, Refraction Trap deals that much damage to any target.

Vanishing 12 (This enchantment enters the battlefield with twelve time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

Whenever one or more time counters are removed from Regenerations Restored, scry 1 and you gain 1 life. Then if Regenerations Restored has no time counters on it, exile it. When you do, take an extra turn after this one.

Choose target creature. When that creature dies this turn, return a creature card from its owner's graveyard to the battlefield under the control of that creature's owner.

Flying

When Reiver Demon enters the battlefield, if you cast it from your hand, destroy all nonartifact, nonblack creatures. They can't be regenerated.

Fading 2 <I>(This artifact enters the battlefield with two fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)</I>

: You gain 2 life.

When Reliquary Monk dies, destroy target artifact or enchantment.

: Add . Spend this mana only to cast artifact spells or activate abilities of artifacts.

, : Search your library for a card named Heart-Piercer Bow or Vial of Dragonfire, reveal it, put it into your hand, then shuffle.

When you next cast an instant spell, cast a sorcery spell, or activate a loyalty ability this turn, copy that spell or ability twice. You may choose new targets for the copies.

Flying

Whenever a nontoken artifact enters the battlefield under your control, you may pay . If you do, create a token that's a copy of that artifact.

Enchant creature

Enchanted creature loses all abilities and is a Coward creature with base power and toughness 0/1. (It keeps all supertypes but loses all other types and creature types.)

Put X +1/+1 counters on target creature you control. Then counter up to one target spell unless its controller pays mana equal to the greatest power among creatures you control.

Flying

When Resonance Technician enters the battlefield, you may discard a card. If you do, investigate twice.

, Tap X untapped artifacts you control: Copy target instant or sorcery spell you control with mana value X. You may choose new targets for the copy.

: Restless Apparition gets +3/+3 until end of turn.

Persist (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.)

Flash

Flying

When Restoration Angel enters the battlefield, you may exile target non-Angel creature you control, then return that card to the battlefield under your control.

, Sacrifice Restoration Specialist: Return up to one target artifact card and up to one target enchantment card from your graveyard to your hand.

Return target creature card from your graveyard to the battlefield.

Creatures you control have "Whenever this creature becomes blocked by a creature, this creature gets +1/+1 until end of turn."

Choose two target creatures an opponent controls. That player chooses and sacrifices one of those creatures. Put a -1/-1 counter on the other.

Destroy all creatures with power 4 or greater. They can't be regenerated.

Until end of turn, target creature gets +1/+0 and gains lifelink and "When this creature dies, return it to the battlefield tapped under its owner's control."

Players play with their hands revealed.

, , Tap an untapped creature you control: Target creature gets +1/+1 until end of turn.

Counter target nonartifact spell unless its controller pays .

Deathtouch, indestructible

Rhonas the Indomitable can't attack or block unless you control another creature with power 4 or greater.

: Another target creature gets +2/+0 and gains trample until end of turn.

Green creature spells you cast cost less to cast.

Whenever you cast a creature spell, target creature you control gets +2/+2 and gains trample until end of turn.

Lifelink