Flying

Whenever Abomination of Gudul deals combat damage to a player, you may draw a card. If you do, discard a card.

Morph {2}{B}{G}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Deathtouch

{4}{U/P}: Transform Aetherblade Agent. Activate only as a sorcery. ({U/P} can be paid with either {U} or 2 life.)

Deathtouch

Whenever Gitaxian Mindstinger deals combat damage to a player or battle, draw a card.

As an additional cost to cast this spell, pay {4} or sacrifice an artifact or creature.

Destroy target creature or planeswalker.

Reach, trample

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)

Flying

First strike (This creature deals combat damage before creatures without first strike.)

Sacrifice a creature: Add {C}{C}.

Flying

Sacrifice Aven Augur: Return up to two target creatures to their owners' hands. Activate only during your upkeep.

Defender, reach

Channel -- {4}{G}, Discard Bamboo Grove Archer: Destroy target creature with flying.

Lifelink, haste

Enchant creature an opponent controls

Whenever enchanted creature becomes tapped, you draw a card.

This spell costs {3} less to cast if a creature died this turn.

Flying, deathtouch

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

Destroy target creature or planeswalker.

{T}, Sacrifice a creature: Target creature gets +2/+2 until end of turn.

{1}{U}{U}, Sacrifice a creature: Counter target creature spell.

{1}, {T}, Sacrifice another creature: You gain life equal to the sacrificed creature's toughness. Draw a card.

Carrion Feeder can't block.

Sacrifice a creature: Put a +1/+1 counter on Carrion Feeder.

Lifelink

When Conclave Naturalists enters the battlefield, you may destroy target artifact or enchantment.

Flying

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Enchant creature

Enchanted creature gets +1/+1.

Sacrifice a creature: Regenerate enchanted creature.

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

Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Reach (This creature can block creatures with flying.)

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Deathtouch

{T}: Add one mana of any color.

Flying, haste

Echo--Discard a card. (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.)

Flying

Sacrifice a creature: Devouring Swarm gets +1/+1 until end of turn.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

Sacrifice a creature: Regenerate Dimir House Guard.

Transmute {1}{B}{B} ({1}{B}{B}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

Protection from white

Cycling {2} ({2}, Discard this card: Draw a card.)

Protection from multicolored

Skulk (This creature can't be blocked by creatures with greater power.)

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Enchant creature

As long as enchanted creature is black, it gets +1/+1 and has deathtouch. (Any amount of damage it deals to a creature is enough to destroy that creature.)

As long as enchanted creature is green, it gets +1/+1 and all creatures able to block it do so.

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

{T}: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Whenever equipped creature deals combat damage to a player, scry 1, then draw a card. (To scry 1, look at the top card of your library, then you may put that card on the bottom of your library.)

Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Trample

Channel -- {2}{G}, Discard Greater Tanuki: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Protection from non-Spirit creatures

Soulshift 4 (When this creature dies, you may return target Spirit card with mana value 4 or less from your graveyard to your hand.)

Enchant creature

As long as enchanted creature is blue, it gets +1/+1 and has "Whenever this creature deals damage to an opponent, draw a card."

As long as enchanted creature is black, it gets +1/+1 and has "Whenever this creature deals damage to an opponent, that player discards a card."

Defender, flying, first strike

Cumulative upkeep {U} (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.)

Vigilance, trample

When Jewel Thief enters the battlefield, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Whenever Jhessian Thief deals combat damage to a player, draw a card.

Flying, haste

Madness {B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Draw a card.

Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

{T}, Sacrifice Liliana's Steward: Target opponent discards a card. Activate only as a sorcery.

First strike

{1}{B}: Regenerate Lim-Dûl's High Guard.

Flying, deathtouch

Trample, lifelink

Flying

When Mulldrifter enters the battlefield, draw two cards.

Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Flying, deathtouch

Flash (You may cast this spell any time you could cast an instant.)

Enchant creature

Whenever enchanted creature deals damage to an opponent, you may draw a card.

Trample

Keen Senses -- When Owlbear enters the battlefield, draw a card.

Kicker--Sacrifice a creature. (You may sacrifice a creature in addition to any other costs as you cast this spell.)

Search your library for a basic land card, put that card onto the battlefield, then shuffle. If this spell was kicked, instead search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

If a nontoken creature would die, exile that card with a blood counter on it instead.

As long as an exiled creature card with a blood counter on it has flying, Rayami, First of the Fallen has flying. The same is true for first strike, double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, protection, reach, trample, and vigilance.

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

You gain life equal to the sacrificed permanent's mana value. Draw two cards.

{1}, {T}, Sacrifice Scribe of the Mindful: Return target instant or sorcery card from your graveyard to your hand.

{6}{U}: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.)

As long as Skittering Crustacean is monstrous, it has hexproof. (It can't be the target of spells or abilities your opponents control.)

{T}, Sacrifice a black or artifact creature: Add an amount of {B} equal to the sacrificed creature's mana value.

Flying

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

As an additional cost to cast this spell, sacrifice a creature or pay {3}{B}.

Destroy target creature or planeswalker.

Sacrifice Spore Frog: Prevent all combat damage that would be dealt this turn.

When Springbloom Druid enters the battlefield, you may sacrifice a land. If you do, search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Cycling {U} ({U}, Discard this card: Draw a card.)

Vigilance, trample

Deathtouch

When Thorn of the Black Rose enters the battlefield, you become the monarch.

Flying, haste

Echo {1}{G}{G} (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.)

Flying

{3}{G}, Sacrifice Uktabi Faerie: Destroy target artifact.

({B/P} can be paid with either {B} or 2 life.)

Flying

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

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

Draw two cards.

Sacrifice a creature: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Flying

When Wavesifter enters the battlefield, investigate twice. (To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Evoke {G}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Flash (You may cast this spell any time you could cast an instant.)

Flying

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Flying

{U}, Sacrifice Wizard Replica: Counter target spell unless its controller pays {2}.