Draw X cards. For each card drawn this way, discard a card unless you sacrifice a permanent.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

If tapped for mana, Plains produce , Swamps produce , Mountains produce , and Forests produce instead of any other type.

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.)

Flying, haste

When Realm-Scorcher Hellkite enters the battlefield, if it was bargained, add four mana in any combination of colors.

: Realm-Scorcher Hellkite deals 1 damage to any target.

Buyback—Sacrifice a land. (You may sacrifice a land in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.)

You gain 2 life.

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

Reckless Abandon deals 4 damage to any target.

Whenever Reckless Detective attacks, you may sacrifice an artifact or discard a card. If you do, draw a card and Reckless Detective gets +2/+0 until end of turn.

, Sacrifice Reckless Reveler: Destroy target artifact.

Black creatures can't attack unless their controller sacrifices a land for each black creature they control that's attacking. (This cost is paid as attackers are declared.)

Sacrifice a creature, Return Recurring Nightmare to its owner's hand: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.

Menace

When Redcap Gutter-Dweller enters the battlefield, create two 1/1 black Rat creature tokens with "This creature can't block."

At the beginning of your upkeep, you may sacrifice another creature. If you do, put a +1/+1 counter on Redcap Gutter-Dweller and exile the top card of your library. You may play that card this turn.

When Redcap Thief enters the battlefield, create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Defender

, , Sacrifice a land: Draw a card and create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Vanishing 12 (This enchantment enters the battlefield with twelve time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

Whenever one or more time counters are removed from Regenerations Restored, scry 1 and you gain 1 life. Then if Regenerations Restored has no time counters on it, exile it. When you do, take an extra turn after this one.

Fading 2 <I>(This artifact enters the battlefield with two fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)</I>

: You gain 2 life.

Each player sacrifices an artifact, a creature, an enchantment, a land, and a planeswalker.

Fuse (You may cast one or both halves of this card from your hand.)

You may cast Relic Ward as though it had flash. If you cast it any time a sorcery couldn't have been cast, the controller of the permanent it becomes sacrifices it at the beginning of the next cleanup step.

Enchant artifact

Enchanted artifact has shroud. (It can't be the target of spells or abilities.)

Target opponent loses 5 life unless that player discards two cards or sacrifices a creature or planeswalker. Repeat this process once.

Renegade Map enters the battlefield tapped.

, Sacrifice Renegade Map: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Sacrifice any number of permanents. You gain 2 life for each permanent sacrificed this way.

, Sacrifice Renowned Weaver: Create a 1/3 green Spider enchantment creature token with reach. (It can block creatures with flying.)

Sacrifice any number of artifacts, creatures, and/or lands. Draw a card for each permanent sacrificed this way.

As an additional cost to cast this spell, sacrifice an artifact.

Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.

Defender

, Sacrifice Resolute Watchdog: Target creature you control gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

, Sacrifice Restoration Specialist: Return up to one target artifact card and up to one target enchantment card from your graveyard to your hand.

Choose two target creatures an opponent controls. That player chooses and sacrifices one of those creatures. Put a -1/-1 counter on the other.

Choose two —

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

• Create a 1/1 white Human creature token.

• Create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Whenever a creature an opponent controls dies, create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

At the beginning of your upkeep, if you control ten or more Treasures, you win the game.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

When Revered Unicorn leaves the battlefield, you gain life equal to the number of age counters on it.

Target permanent's controller sacrifices it. If the player does, they reveal cards from the top of their library until they reveal a permanent card that shares a card type with the sacrificed permanent, put that card onto the battlefield, then shuffle.

Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

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.)

, : Tap target artifact, creature, or land.

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.)

Each player sacrifices a creature. If you sacrificed a creature this way, you may return another permanent card from your graveyard to the battlefield.

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

(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."

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.)

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."

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 .

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

Gain control of target nonartifact, nonblack creature.

Choose one —

• Target opponent sacrifices a creature or planeswalker they control with the highest mana value among creatures and planeswalkers they control.

• Exile the top three cards of your library. Until your next end step, you may play those cards.

• Exile target player's graveyard.

When Riveteers Overlook enters the battlefield, sacrifice it. When you do, search your library for a basic Swamp, Mountain, or Forest card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

When Riveteers Requisitioner dies, create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Blitz (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

Flying, trample

When RMS Titanic deals combat damage to a player, sacrifice it and create that many Treasure tokens.

Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)

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

I — Create two 3/3 green Dinosaur creature tokens.

II — Roar of the Fifth People gains "Creatures you control have ‘: Add , , or .'"

III — Search your library for a Dinosaur card, reveal it, put it into your hand, then shuffle.

IV — Dinosaurs you control gain double strike and trample until end of turn.

At the beginning of your end step, each player exiles the top card of their library. Until your next end step, each player may play the card they exiled this way.

Whenever a player plays a land from exile or casts a spell from exile, you put a +1/+1 counter on target creature and create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Whenever a player casts an instant or sorcery spell, exile it instead of putting it into a graveyard as it resolves.

, , Sacrifice Rod of Absorption: You may cast any number of spells from among cards exiled with Rod of Absorption with total mana value X or less without paying their mana costs.

Sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Ronom Serpent can't attack unless defending player controls a snow land.

When you control no snow lands, sacrifice Ronom Serpent.

Casualty 1 (As you cast this spell, you may sacrifice a creature with power 1 or greater. When you do, copy this spell and you may choose a new target for the copy.)

Tap target creature. It doesn't untap during its controller's next untap step.

Draw a card.

Destroy target artifact or enchantment.

Investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Sacrifice a Forest: Regenerate Rootwater Alligator.