Nicol Bolas

When Black Cat dies, target opponent discards a card at random.

Flying, haste

Whenever Blazing Specter deals combat damage to a player, that player discards a card.

Whenever a creature blocks, that creature's controller loses 1 life.

{1}{B}{R}: Regenerate Carnage Gladiator.

Whenever you draw a card, put a +1/+1 counter on Chasm Skulker.

When Chasm Skulker dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on Chasm Skulker. (They can't be blocked as long as defending player controls an Island.)

Counter target noncreature spell. Its controller loses 2 life.

Target opponent sacrifices a creature, discards three cards, then loses 5 life. You return a creature card from your graveyard to your hand, draw three cards, then gain 5 life.

Crumbling Necropolis enters the battlefield tapped.

{T}: Add {U}, {B}, or {R}.

Whenever Dimir Cutpurse deals combat damage to a player, that player discards a card and you draw a card.

Dimir Guildgate enters the battlefield tapped.

{T}: Add {U} or {B}.

Equipped creature gets +1/+0.

When equipped creature deals combat damage to a player, unattach Elbrus, the Binding Blade, then transform it.

Equip {1}

Enchant creature

Enchanted creature gets +3/+3 and has flying.

Whenever enchanted creature deals damage to a player, that player discards two cards.

Return target creature to its owner's hand.

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

Whenever an opponent draws a card, Fate Unraveler deals 1 damage to that player.

Flying

Whenever you cast an instant or sorcery spell, you may switch Fluxcharger's power and toughness until end of turn.

{3}, {T}, Sacrifice Gem of Becoming: Search your library for an Island card, a Swamp card, and a Mountain card. Reveal those cards, put them into your hand, then shuffle.

Choose one —

• Return target permanent to its owner's hand.

• Target creature gets -4/-4 until end of turn.

• Creatures you control get +2/+0 until end of turn.

Creatures your opponents control get -1/-0.

At the beginning of each opponent's upkeep, if that player has two or fewer cards in hand, Hellfire Mongrel deals 2 damage to that player.

Flying

When Icefall Regent enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Icefall Regent.

Spells your opponents cast that target Icefall Regent cost {2} more to cast.

({T}: Add {U}.)

Flying

Multicolored creatures you control have flying.

Haste

Multicolored creatures you control have haste.

Target player discards two cards.

Return target creature card from your graveyard to your hand. Morgue Burst deals damage to any target equal to the power of the card returned this way.

({T}: Add {R}.)

Defender

[+3]: Destroy target noncreature permanent.

[−2]: Gain control of target creature.

[−9]: Nicol Bolas, Planeswalker deals 7 damage to target player or planeswalker. That player or that planeswalker's controller discards seven cards, then sacrifices seven permanents.

Blue spells and red spells you cast cost {1} less to cast.

{1}{B}: Regenerate Nightscape Familiar.

Defender

Whenever you cast an instant or sorcery spell, Nivix Cyclops gets +3/+0 until end of turn and can attack this turn as though it didn't have defender.

When Ogre Savant enters the battlefield, if {U} was spent to cast it, return target creature to its owner's hand.

Target player discards a card.

Phantom Warrior can't be blocked.

Plasma Elemental can't be blocked.

Choose two —

• Target player loses X life.

• Return target creature card with mana value X or less from your graveyard to the battlefield.

• Target creature gets -X/-X until end of turn.

• Up to X target creatures gain fear until end of turn. (They can't be blocked except by artifact creatures and/or black creatures.)

Counter target spell. Its controller mills two cards.

Rakdos Guildgate enters the battlefield tapped.

{T}: Add {B} or {R}.

Return target permanent to its owner's hand. Then that player discards a card.

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

Enchant creature with power 3 or less

When Runner's Bane enters the battlefield, tap enchanted creature.

Enchanted creature doesn't untap during its controller's untap step.

Rupture Spire enters the battlefield tapped.

When Rupture Spire enters the battlefield, sacrifice it unless you pay {1}.

{T}: Add one mana of any color.

Until end of turn, creatures you control gain "When this creature dies, it deals 2 damage to target creature an opponent controls."

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

When Shriekmaw enters the battlefield, destroy target nonartifact, nonblack creature.

Evoke {1}{B} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

At the beginning of each end step, each player discards their hand.

Gain control of target creature. Untap that creature. It gains haste until end of turn. Sacrifice it at the beginning of the next end step.

Whenever Slavering Nulls deals combat damage to a player, if you control a Swamp, you may have that player discard a card.

Counter target noncreature spell.

Flying

When Surveilling Sprite dies, you may draw a card.

({T}: Add {B}.)

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Target player draws two cards and loses 2 life.

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

Counter target spell. Its controller loses 3 life.

Return target creature to its owner's hand. Its controller loses 1 life.

Flying

Creature spells with flying you cast cost {1} less to cast.