Destroy target nonblack creature. You gain 3 life.

At the beginning of your upkeep, look at the top two cards of your library. You may sacrifice Preferred Selection and pay . If you do, put one of those cards into your hand. If you don't, put one of those cards on the bottom of your library.

Flash

When Prismwake Merrow enters the battlefield, target permanent becomes the color or colors of your choice until end of turn.

Whenever a creature you control dies, exile it.

At the beginning of each end step, if you control no creatures, sacrifice Promise of Tomorrow and return all cards exiled with it to the battlefield under your control.

Whenever you draw a card, each opponent mills two cards.

, : Look at the top card of your library. You may exile that card. ( is the untap symbol.)

Whenever Putrid Warrior deals damage, choose one —

• Each player loses 1 life.

• Each player gains 1 life.

Each player returns each creature card from their graveyard to the battlefield with an additional -1/-1 counter on it.

When Quarry Beetle enters the battlefield, you may return target land card from your graveyard to the battlefield.

When Quarry Hauler enters the battlefield, for each kind of counter on target permanent, put another counter of that kind on it or remove one from it.

When Rage-Scarred Berserker enters the battlefield, target creature you control gets +1/+0 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

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

Draw cards equal to the number of cards in target opponent's hand.

Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Haste

Red Herring attacks each combat if able.

, Sacrifice Red Herring: Draw a card.

, : Change the target of target spell with a single target if that target is you. The new target must be a player. X is twice the mana value of that spell.

When Relentless Rohirrim enters the battlefield, the Ring tempts you.

Repeating Barrage deals 3 damage to any target.

Raid — : Return Repeating Barrage from your graveyard to your hand. Activate only if you attacked this turn.

Equipped creature has lifelink.

Whenever equipped creature dies, return that card to the battlefield under its owner's control at the beginning of the next end step.

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

You may exert Rohirrim Chargers as it attacks. (It won't untap during your next untap step.)

Whenever you exert a creature, reveal cards from the top of your library until you reveal an Equipment card. Put that card onto the battlefield attached to that creature, then put the rest on the bottom of your library in a random order.

Roiling Horror's power and toughness are each equal to your life total minus the life total of an opponent with the most life.

Suspend X—. X can't be 0. (Rather than cast this card from your hand, you may pay and exile it with X time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)

Whenever a time counter is removed from Roiling Horror while it's exiled, target player loses 1 life and you gain 1 life.

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

Whenever Rulik Mons, Warren Chief attacks, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped. If you didn't put a card onto the battlefield this way, create a 1/1 red Goblin creature token.

Flying

When Rune-Scarred Demon enters the battlefield, search your library for a card, put it into your hand, then shuffle.

You may cast creature spells as though they had flash.

Whenever one or more other creatures you control leave the battlefield, investigate. This ability triggers only once each turn. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Saprazzan Skerry enters the battlefield tapped with two depletion counters on it.

, Remove a depletion counter from Saprazzan Skerry: Add . If there are no depletion counters on Saprazzan Skerry, sacrifice it.

, Exile an Elf card from your graveyard: Scarred Vinebreeder gets +3/+3 until end of turn.

Reach

Scurrid Colony gets +2/+2 as long as you control eight or more lands.

Search your library for a basic land card, put it onto the battlefield, then shuffle.

Suspend 2— (Rather than cast this card from your hand, you may pay and exile it with two time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)

Searing Barrage deals 5 damage to target creature.

Adamant — If at least three red mana was spent to cast this spell, Searing Barrage deals 3 damage to that creature's controller.

When Serpent Warrior enters the battlefield, you lose 3 life.

Flying, vigilance

Serra Avatar's power and toughness are each equal to your life total.

When Serra Avatar is put into a graveyard from anywhere, shuffle it into its owner's library.

Creatures with flying get +1/+1.

Flying, first strike

Whenever you cast a historic spell, Serra Disciple gets +1/+1 until end of turn. (Artifacts, legendaries, and Sagas are historic.)

Whenever Serra Inquisitors blocks or becomes blocked by one or more black creatures, Serra Inquisitors gets +2/+0 until end of turn.

Flying

Once during each of your turns, you may play a land from your graveyard or cast a permanent spell with mana value 3 or less from your graveyard. If you do, it gains "When this permanent is put into a graveyard from the battlefield, exile it and you gain 2 life."

Flying, vigilance

First strike

Enchant creature

Enchanted creature gets +1/+2 as long as it's white. Otherwise, it gets -2/-1.

Flying

As Serra's Emissary enters the battlefield, choose a card type.

You and creatures you control have protection from the chosen card type.

At the beginning of your upkeep, you may put a verse counter on Serra's Hymn.

Sacrifice Serra's Hymn: Prevent the next X damage that would be dealt this turn to any number of targets, divided as you choose, where X is the number of verse counters on Serra's Hymn.

: Add for each enchantment you control.

: Put a -1/-1 counter on Serrated Biskelion and a -1/-1 counter on target creature.

At the beginning of each opponent's upkeep, that player reveals the top card of their library. If it's a creature card, the player puts the card into their graveyard and Shapeshifter's Marrow becomes a copy of that card. (If it does, it loses this ability.)

Vigilance

When Shire Shirriff enters the battlefield, you may sacrifice a token. When you do, exile target creature an opponent controls until Shire Shirriff leaves the battlefield.

Destroy target artifact, enchantment, or creature with flying. Scry 1.

Sizzling Barrage deals 4 damage to target creature that blocked this turn.

: Creatures you control gain trample until end of turn.

: Target land you control becomes a 4/4 Elemental creature until end of turn. It's still a land.

Bloodthirst 3 (If an opponent was dealt damage this turn, this creature enters the battlefield with three +1/+1 counters on it.)

Flying

: Return Skarrgan Firebird from your graveyard to your hand. Activate only if an opponent was dealt damage this turn.

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

Creatures with power less than Skarrgan Pit-Skulk's power can't block it.

Play with the top card of your library revealed.

As long as the top card of your library is an artifact or creature card, Skill Borrower has all activated abilities of that card. (If any of the abilities use that card's name, use this creature's name instead.)