Pyroclasm deals 2 damage to each creature.

Qal Sisma Behemoth can't attack or block unless you pay .

, , Sacrifice another creature: Manifest the top card of your library. (Put that card onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

Create a token that's a copy of target creature you control.

Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)

Enchant creature

Enchanted creature has ": This creature deals 1 damage to target player or planeswalker. You draw a card."

Return up to two target nonland permanents to their owners' hands.

Whenever you cast a noncreature spell, you may pay . If you do, tap target creature an opponent controls and it doesn't untap during its controller's next untap step.

Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters the battlefield with a +1/+1 counter on it.)

, : Attacking creatures get +X/+0 until end of turn, where X is Rabble-Rouser's power.

Spectacle (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)

When Rafter Demon enters the battlefield, if its spectacle cost was paid, each opponent discards a card.

( can be paid with either or 2 life.)

Whenever you cast a spell with in its mana cost, Rage Extractor deals damage equal to that spell's mana value to any target.

First strike

: Reveal your hand and discard a card of target opponent's choice. Then that player reveals their hand and discards a card of your choice. Activate only as a sorcery.

Rakdos Carnarium enters the battlefield tapped.

When Rakdos Carnarium enters the battlefield, return a land you control to its owner's hand.

: Add .

: Add or .

, , Sacrifice Rakdos Cluestone: Draw a card.

When Rakdos Firewheeler enters the battlefield, it deals 2 damage to target opponent and 2 damage to up to one target creature or planeswalker.

( can be paid with either or .)

, Discard a card: Target creature gets -2/-2 until end of turn.

: Create a 2/1 red Goblin creature token with haste. Exile it at the beginning of the next end step.

: Add or .

: Rakdos Keyrune becomes a 3/1 black and red Devil artifact creature with first strike until end of turn.

: Rakdos Pit Dragon gains flying until end of turn.

: Rakdos Pit Dragon gets +1/+0 until end of turn.

Hellbent — Rakdos Pit Dragon has double strike as long as you have no cards in hand.

First strike

Whenever Rakdos Ringleader deals combat damage to a player, that player discards a card at random.

: Regenerate Rakdos Ringleader.

Whenever Rakdos Roustabout becomes blocked, it deals 1 damage to the player or planeswalker it's attacking.

, : Add .

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

: Rakdos Trumpeter gets +2/+0 until end of turn.

Flying, trample

When Rakdos, the Showstopper enters the battlefield, flip a coin for each creature that isn't a Demon, Devil, or Imp. Destroy each creature whose coin comes up tails.

: Rakshasa Deathdealer gets +2/+2 until end of turn.

: Regenerate Rakshasa Deathdealer.

Whenever one or more cards are put into exile from your graveyard, put that many +1/+1 counters on Rakshasa Vizier.

Radiance — Untap target creature and each other creature that shares a color with it. Those creatures get +2/+0 until end of turn.

Riot (This creature enters the battlefield with your choice of a +1/+1 counter or haste.)

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

: Put a charge counter on Ratchet Bomb.

, Sacrifice Ratchet Bomb: Destroy each nonland permanent with mana value equal to the number of charge counters on Ratchet Bomb.

Riot (This creature enters the battlefield with your choice of a +1/+1 counter or haste.)

When Ravager Wurm enters the battlefield, choose up to one —

• Ravager Wurm fights target creature you don't control.

• Destroy target land with an activated ability that isn't a mana ability.

Flying, vigilance, haste

: The next 3 damage that would be dealt to target creature you control this turn is dealt to another target creature instead.

Flying

When Razor Hippogriff enters the battlefield, return target artifact card from your graveyard to your hand. You gain life equal to that card's mana value.

Metalcraft — Razorfield Rhino gets +2/+2 as long as you control three or more artifacts.

Target creature you control gets +2/+2 if it's a host or has augment. Then it fights target creature you don't control.

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

Whenever a source deals damage to Reaper of Sheoldred, that source's controller gets a poison counter.

Whenever you crank Record Store, look at the top X cards of your library, where X is the number of artifacts you control. Put one of those cards into your hand and the rest on the bottom of your library in a random order.

Red Sun's Zenith deals X damage to any target. If a creature dealt damage this way would die this turn, exile it instead. Shuffle Red Sun's Zenith into its owner's library.

Whenever you crank Refibrillator, return target creature card from your graveyard to your hand.

Relentless Rats gets +1/+1 for each other creature on the battlefield named Relentless Rats.

A deck can have any number of cards named Relentless Rats.

Choose one or both —

• Return target creature card from your graveyard to your hand.

• Return target artifact card from your graveyard to your hand.

Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

Whenever Renegade Krasis evolves, put a +1/+1 counter on each other creature you control with a +1/+1 counter on it.

Shuffle up to four cards you own from outside the game into your library.

Return each creature that dealt damage this turn to its owner's hand.

, Remove X +1/+1 counters from among creatures you control: Target creature gets -X/-X until end of turn.

When Revenant Patriarch enters the battlefield, if was spent to cast it, target player skips their next combat phase.

Revenant Patriarch can't block.

Undergrowth — Rhizome Lurcher enters the battlefield with a number of +1/+1 counters on it equal to the number of creature cards in your graveyard.

Ribbons of Night deals 4 damage to target creature and you gain 4 life. If was spent to cast this spell, draw a card.

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.

Return target creature card from a graveyard and target creature on the battlefield to their owners' hands.

Vigilance

Target opponent may have Risk Factor deal 4 damage to them. If that player doesn't, you draw three cards.

Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)