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 player sacrifices all permanents that are rare or mythic rare, then each player reveals their hand and discards all cards that are rare or mythic rare.

: Destroy target attacking or blocking Dragon. It can't be regenerated. You gain life equal to its power.

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.)

, Sacrifice Rat in the Hat: Until end of turn, you may cast target creature card that has a hat from your graveyard.

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.

During your turn, Ratcatcher Trainee has first strike.

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.

, : Destroy target tapped nonblack creature.

, : Search your library for a Mercenary permanent card with mana value 3 or less, put it onto the battlefield, then shuffle.

When Rathi Fiend enters, each player loses 3 life.

, : Search your library for a Mercenary permanent card with mana value 3 or less, put it onto the battlefield, then shuffle.

, : Tap target creature.

As long as Ratonhnhaké:ton hasn't dealt damage yet, it has hexproof and can't be blocked.

Whenever Ratonhnhaké:ton deals combat damage to a player, create a 1/1 black Assassin creature token with menace. When you do, return target Equipment card from your graveyard to the battlefield, then attach it to that token.

: Destroy target artifact, creature, or land you control.

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.

: Add , , or .

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 Rattleclaw Mystic is turned face up, add .

, : Put a +1/+1 counter on each creature you control that entered this turn.

: Add , , or .

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

Once during each of your turns, you may cast a spell from among cards in your graveyard that were milled this turn.

: Each player mills a card. (They each put the top card of their library into their graveyard.)

Trample

Whenever this creature transforms into Ravager of the Fells, it deals 2 damage to target opponent or planeswalker and 2 damage to up to one target creature that player or that planeswalker's controller controls.

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

When Ravager's Mace enters, attach it to target creature you control.

Equipped creature gets +1/+0 for each creature in your party and has menace. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)

Equip

Ravaging Blaze deals X damage to target creature.

Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, Ravaging Blaze also deals X damage to that creature's controller.

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

Vanishing 2 (This creature enters with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

If Ravaging Riftwurm was kicked, it enters with three additional time counters on it.

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.)

Equipped creature gets +1/+0, has flying, and is a Bird in addition to its other types.

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

Exile target artifact or creature. Its controller creates a 1/1 blue Bird creature token with flying.

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.)

When Ravenous Baboons enters, destroy target nonbasic land.

Discard a card: Ravenous Bloodseeker gets +2/-2 until end of turn.

Enrage — Whenever Ravenous Daggertooth is dealt damage, you gain 2 life.

At the beginning of your upkeep, Ravenous Giant 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.

Sacrifice an artifact: Ravenous Intruder gets +2/+2 until end of turn.

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.

When Ravenous Rotbelly enters, you may sacrifice up to three Zombies. When you sacrifice one or more Zombies this way, each opponent sacrifices that many creatures.

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.

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.)

Whenever Ravenous Tyrannosaurus attacks, it deals damage equal to its power to up to one other target creature. Excess damage is dealt to that creature's controller instead.

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.)

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

: Ravine Raider gets +1/+1 until end of turn.

When Raving Oni-Slave enters or leaves the battlefield, you lose 3 life if you don't control a Demon.

Exile all multicolored permanents.

Untap target creature an opponent controls and gain control of it until end of turn. That creature gains haste until end of turn. When you lose control of the creature, tap it.

Destroy target artifact or enchantment.

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