Whenever you activate an ability, if it isn't a mana ability, you may pay . If you do, copy that ability. You may choose new targets for the copy.

Flying

When Ringskipper dies, clash with an opponent. If you win, return Ringskipper to its owner's hand. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

When Ringwraiths enters the battlefield, target creature an opponent controls gets -3/-3 until end of turn. If that creature is legendary, its controller loses 3 life.

When the Ring tempts you, return Ringwraiths from your graveyard to your hand.

You gain 1 life for each creature your opponents control. Prevent all damage that would be dealt to you this turn.

Equipped creature gets +1/+2.

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

Whenever Riot Ringleader attacks, Human creatures you control get +1/+0 until end of turn.

Choose one —

• Rip Apart deals 3 damage to target creature or planeswalker.

• Destroy target artifact or enchantment.

Trample

When Riparian Tiger enters the battlefield, you get (two energy counters).

Whenever Riparian Tiger attacks, you may pay . If you do, it gets +2/+2 until end of turn.

Riphook Raider can't be blocked by creatures with power 2 or less.

Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.)

Proliferate, then choose any number of permanents you control that had a counter put on them this way. Those permanents phase out. (To proliferate, choose any number of permanents and/or players, then give each another counter of each kind already there. Treat phased-out permanents and anything attached to them as though they don't exist until their controller's next turn.)

Tap all blue creatures.

Flying

At the beginning of your upkeep, return an enchantment you control to its owner's hand.

Vigilance

When Riptide Crab dies, draw a card.

Whenever Riptide Entrancer deals combat damage to a player, you may sacrifice it. If you do, gain control of target creature that player controls. (This effect lasts indefinitely.)

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

: Change Riptide Mangler's base power to target creature's power. <I>(This effect lasts indefinitely.)</I>

As Riptide Replicator enters the battlefield, choose a color and a creature type.

Riptide Replicator enters the battlefield with X charge counters on it.

, : Create an X/X creature token of the chosen color and type, where X is the number of charge counters on Riptide Replicator.

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 Riptide Survivor is turned face up, discard two cards, then draw three cards.

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

Target noncreature artifact you control becomes a 0/0 artifact creature. Put four +1/+1 counters on each artifact that became a creature this way.

Overload (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Create a tapped 2/2 black Zombie creature token for each instant and sorcery card in your graveyard.

Exile target creature. Exile up to one target instant or sorcery card from a graveyard.

Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

Put all creature cards from all graveyards onto the battlefield under your control.

This spell can't be countered.

Destroy target permanent. Target player draws four cards. Take an extra turn after this one.

Exile Rise of the Eldrazi.

Create X 2/1 green Varmint creature tokens, where X is the number of creature cards in your graveyard.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Choose one or both —

• Return target creature card from your graveyard to the battlefield.

• Return target Aura card from your graveyard to the battlefield.

Risen Executioner can't block.

Other Zombie creatures you control get +1/+1.

You may cast Risen Executioner from your graveyard if you pay more to cast it for each other creature card in your graveyard.

Whenever you cast a kicked spell, Risen Riptide has base power and toughness 5/5 until end of turn.

Flying

Rishadan Airship can block only creatures with flying.

When Rishadan Cutpurse enters the battlefield, each opponent sacrifices a permanent unless they pay .

When Rishadan Footpad enters the battlefield, each opponent sacrifices a permanent unless they pay .

: Add .

, : Tap target land.

Draw cards equal to the greatest power among creatures you control.

You may cast a spell with mana value 5 or less from your hand without paying its mana cost.

Creatures you control have haste.

Legendary creatures you control get +1/+0.

Lands don't untap during their controllers' untap steps.

At the beginning of each player's upkeep, that player untaps a land they control.

At the beginning of each player's upkeep, that player gains control of Risky Move.

When you gain control of Risky Move from another player, choose a creature you control and an opponent. Flip a coin. If you lose the flip, that opponent gains control of that creature.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I, II — Create two 0/1 black Cleric creature tokens.

III — Create a 6/6 black Demon creature token with flying, trample, and "At the beginning of your upkeep, sacrifice another creature. If you can't, this creature deals 6 damage to you."

Add , then add for each card named Rite of Flame in each graveyard.

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

Exile target nonland permanent.

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

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

Create a token that's a copy of target creature. If this spell was kicked, create five of those tokens instead.

Creatures named Lightning Rager can't attack you or planeswalkers you control.

At the beginning of each player's upkeep, that player creates a 5/1 red Elemental creature token named Lightning Rager. It has trample, haste, and "At the beginning of the end step, sacrifice this creature."

Delve (Each card you exile from your graveyard while casting this spell pays for .)

Return target nonland permanent you control and target nonland permanent you don't control to their owners' hands.

Discard any number of cards at random. Creatures you control get +1/+0 until end of turn for each card discarded this way.

Discard any number of cards. Counter target spell unless its controller pays for each card discarded this way.

Flying, ward

Other Dragons you control have ward .

At the beginning of your end step, if a creature or planeswalker an opponent controlled was dealt excess damage this turn, create a 4/4 red Dragon creature token with flying.

, Sacrifice Rith's Attendant: Add .

When Rith's Grove enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner's hand.

: Add , , or .

Creatures you control get +1/+1 until end of turn.

Coven — If you control three or more creatures with different powers, creatures you control get +2/+1 until end of turn instead.

Return target artifact card from your graveyard to your hand.

Enchant creature

When Ritual of Steel enters the battlefield, draw a card at the beginning of the next turn's upkeep.

Enchanted creature gets +0/+2.

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

Gain control of target nonartifact, nonblack creature.