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 the battlefield, 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.

Flying

Whenever Ravenous Skirge attacks, it gets +2/+0 until end of turn.

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

Destroy target land.

At the beginning of your upkeep, you may put a verse counter on Recantation.

, Sacrifice Recantation: Return up to X target permanents to their owners' hands, where X is the number of verse counters on Recantation.

At the beginning of your upkeep, if you control another nonland permanent, sacrifice Reclusive Wight.

Enchant creature (Target a creature as you cast this. This card enters the battlefield attached to that creature.)

Enchanted creature has first strike. (It deals combat damage before creatures without first strike.)

When Reliquary Monk dies, destroy target artifact or enchantment.

Remote Isle enters the battlefield tapped.

: Add .

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

Return all enchantment cards from your graveyard to the battlefield. <I>(Auras with nothing to enchant remain in your graveyard.)</I>

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

Return target permanent you control to its owner's hand.

Whenever Retromancer becomes the target of a spell or ability, Retromancer deals 3 damage to that spell or ability's controller.

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.

: Add for each Forest you control.

At the beginning of your upkeep, you may put a verse counter on Rumbling Crescendo.

, Sacrifice Rumbling Crescendo: Destroy up to X target lands, where X is the number of verse counters on Rumbling Crescendo.

: The next time a black source of your choice would deal damage to you this turn, prevent that damage.

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

: The next time a green source of your choice would deal damage to you this turn, prevent that damage.

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

: The next time a red source of your choice would deal damage to you this turn, prevent that damage.

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

Whenever an opponent taps a Mountain for mana, you may gain 1 life.

Sacrifice Sanctum Guardian: The next time a source of your choice would deal damage to any target this turn, prevent that damage.

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

Whenever a player taps an Island for mana, Scald deals 1 damage to that player.

Reveal any number of red cards in your hand. Scent of Cinder deals X damage to any target, where X is the number of cards revealed this way.

Reveal any number of white cards in your hand. You gain 2 life for each card revealed this way.

At the beginning of your upkeep, flip a coin. If you lose the flip, return Scoria Wurm to its owner's hand.

Destroy target artifact.

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

, : Choose a number greater than 0 and a color. Target opponent reveals their hand. If that opponent reveals exactly the chosen number of cards of the chosen color, you draw a card.

At the beginning of your upkeep, if you have 5 or less life, sacrifice Second Chance and take an extra turn after this one.

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.

Enchant creature

Enchanted creature gets +2/+2 and has flying and vigilance.

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

, Sacrifice Serra's Liturgy: Destroy up to X target artifacts and/or enchantments, where X is the number of verse counters on Serra's Liturgy.

Defender (This creature can't attack.)

First strike

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

Flying (This creature can't be blocked except by creatures with flying or reach.)

: Shivan Hellkite deals 1 damage to any target.

First strike, haste

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.)

Each player may put an artifact, creature, enchantment, or land card from their hand onto the battlefield.

Two target creatures each get -1/-1 until end of turn.

Enchant creature

Whenever enchanted creature deals damage to a player, return target creature that player controls to its owner's hand.

Target creature gets +1/+1 and gains reach until end of turn. (It can block creatures with flying.)

Flying

Discard a card: Add .

Flying

When you cast a creature spell, sacrifice Skittering Skirge.

Enchant creature

Enchanted creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.)

When Sleeper's Guile is put into a graveyard from the battlefield, return Sleeper's Guile to its owner's hand.

Slippery Karst enters the battlefield tapped.

: Add .

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

Enchant creature

Enchanted creature can't block.

When Sluggishness is put into a graveyard from the battlefield, return Sluggishness to its owner's hand.

Smoldering Crater enters the battlefield tapped.

: Add .

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

: You may put a creature card from your hand onto the battlefield. That creature gains haste. Sacrifice the creature at the beginning of the next end step.

Flying

Whenever Somnophore deals damage to a player, tap target creature that player controls. That creature doesn't untap during its controller's untap step for as long as Somnophore remains on the battlefield.

Target player loses 4 life and you gain 4 life.

Exile target nonbasic land. Search its controller's graveyard, hand, and library for all cards with the same name as that land and exile them. Then that player shuffles.

When Spined Fluke enters the battlefield, sacrifice a creature.

: Regenerate Spined Fluke.

Exile target artifact. Search its controller's graveyard, hand, and library for all cards with the same name as that artifact and exile them. Then that player shuffles.