Skulk (This creature can't be blocked by creatures with greater power.)

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Ranger's Firebrand deals 2 damage to any target. The Ring tempts you.

Vigilance

When Rangers of Ithilien enters, gain control of up to one target creature with lesser power for as long as you control Rangers of Ithilien. Then the Ring tempts you.

When Rank and File enters, green creatures get -1/-1 until end of turn.

Flying

When this creature enters, create two Treasure tokens. (They're artifacts with ", Sacrifice this token: Add one mana of any color.")

Trample

Whenever Rapacious One deals combat damage to a player, create that many 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this creature: Add ."

Haste

Whenever another creature you control with base power 1 enters, it gains haste until end of turn.

Whenever another creature you control enters, if it wasn't cast, put a +1/+1 counter on Rapid Augmenter and Rapid Augmenter can't be blocked this turn.

Cast this spell only before blockers are declared.

Target creature gains first strike until end of turn. If it doesn't have rampage, that creature gains rampage 2 until end of turn. (Whenever the creature becomes blocked, it gets +2/+2 until end of turn for each creature blocking it beyond the first.)

Whenever you crank Rapid Prototyper, create an X/X colorless Construct artifact creature token, where X is the number of artifacts you control.

Each creature you control assigns combat damage equal to its toughness rather than its power.

Whenever Rasaad yn Bashir attacks, if you have the initiative, double the toughness of each creature you control until end of turn.

Choose a Background (You can have a Background as a second commander.)

Whenever you cast your first spell during each of your turns, exile the top card of target opponent's library and create a Treasure token. Then you may cast the exiled card without paying its mana cost if it's a spell with mana value less than the number of artifacts you control. If you don't cast it this way, you may cast it this turn.

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.

At the beginning of your upkeep, you lose 2 life and exile the top card of your library. You may play that card for as long as it remains exiled.

Each noncreature spell you cast from exile has conspire. (As you cast that spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose new targets for the copy.)

Vigilance, ward

Other Zombies you control have vigilance.

Whenever another legendary creature you control dies, create a token that's a copy of that creature, except it's not legendary and it's a 2/2 black Zombie in addition to its other colors and types.

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

Lifelink

Whenever you gain life, you may convert Ratchet. When you do, return target artifact card with mana value less than or equal to the amount of life you gained this turn from your graveyard to the battlefield tapped.

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Rathi Dragon enters, sacrifice it unless you sacrifice two Mountains.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

, : Search your library for a Mercenary permanent card with mana value 2 or less, put it onto the battlefield, then shuffle.

Flash

Flying

When Rattlechains enters, target Spirit gains hexproof until end of turn.

You may cast Spirit spells as though they had flash.

Raucous Carnival enters tapped unless a player has 13 or less life.

: Add or .

: Add , , or .

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

Ravaged Highlands enters tapped.

: Add .

, Sacrifice Ravaged Highlands: Add one mana of any color.

When Ravaging Horde enters, destroy target land.

Flying

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

When Raven Familiar enters, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Whenever Raven Guild Master deals combat damage to a player, that player exiles the top ten cards of their library.

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

At the beginning of your upkeep, this creature deals 1 damage to you.

Devour 3 (As this enters, you may sacrifice any number of creatures. This creature enters with three times that many +1/+1 counters on it.)

When Ravenous Gigantotherium enters, it deals X damage divided as you choose among up to X target creatures, where X is its power. Each of those creatures deals damage equal to its power to Ravenous Gigantotherium.

When Ravenous Lindwurm enters, you gain 4 life.

Target creature you control deals damage equal to its power to target creature you don't control. Choose a creature card in your hand. It perpetually gets +X/+X, where X is the amount of excess damage dealt this way.

Flying

Whenever Ravenous Skirge attacks, it gets +2/+0 until end of turn.

Whenever you sacrifice an artifact or creature, put a +1/+1 counter on Ravenous Squirrel.

, Sacrifice an artifact or creature: You gain 1 life and draw a card.

Target player discards a card.

Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

Deathtouch

At the beginning of combat on your turn, choose an opponent at random. Raving Dead attacks that player this combat if able.

Whenever Raving Dead deals combat damage to a player, that player loses half their life, rounded down.

, : 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 enchantment. You gain 3 life.

Destroy target enchantment.

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

If a nontoken creature would die, exile that card with a blood counter on it instead.

As long as an exiled creature card with a blood counter on it has flying, Rayami, First of the Fallen has flying. The same is true for first strike, double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, protection, reach, trample, and vigilance.

Choose one —

• Destroy target artifact.

• Target attacking creature gets +2/+2 until end of turn.

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

Target permanent you control gains protection from artifacts or from the color of your choice until end of turn.

First strike

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Whenever Razorfield Ripper or equipped creature attacks, you get (an energy counter), then it gets +X/+X until end of turn, where X is the amount of you have.

Reconfigure—Pay or . (Pay or : Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

, : Return target creature with a counter on it to its owner's hand.

Flying (This creature can't be blocked except by creatures with flying or reach.)

First strike (This creature deals combat damage before creatures without first strike.)

Black creatures can't block.

Razorkin Needlehead has first strike during your turn.

Whenever an opponent draws a card, Razorkin Needlehead deals 1 damage to them.

Razortide Bridge enters tapped.

Indestructible

: Add or .

Razorverge Thicket enters tapped unless you control two or fewer other lands.

: Add or .

Choose one —

• Draw three cards.

• Return up to two target creatures to their owners' hands.

Destroy target artifact.