+2: Exile the top three cards of target opponent's library.

-X: Put a creature card with mana value X exiled with Ashiok, Nightmare Weaver onto the battlefield under your control. That creature is a Nightmare in addition to its other types.

-10: Exile all cards from all opponents' hands and graveyards.

At the beginning of each end step, if an opponent lost 2 or more life this turn, you may put a quest counter on Bloodchief Ascension. (Damage causes loss of life.)

Whenever a card is put into an opponent's graveyard from anywhere, if Bloodchief Ascension has three or more quest counters on it, you may have that player lose 2 life. If you do, you gain 2 life.

Bojuka Bog enters the battlefield tapped.

When Bojuka Bog enters the battlefield, exile target player's graveyard.

{T}: Add {B}.

Draw three cards, then put two cards from your hand on top of your library in any order.

As Choked Estuary enters the battlefield, you may reveal an Island or Swamp card from your hand. If you don't, Choked Estuary enters the battlefield tapped.

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

Equipped creature gets +2/+0 and has shroud. (It can't be the target of spells or abilities.)

Whenever a Rogue creature enters the battlefield, you may attach Cloak and Dagger to it.

Equip {3}

{T}: Add one mana of any color in your commander's color identity.

Counter target spell.

At the beginning of your upkeep, you may have Cryptoplasm become a copy of another target creature, except it has this ability.

{1}, {T}: Add {U}{B}.

Dimir Infiltrator can't be blocked.

Transmute {1}{U}{B} ({1}{U}{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.)

Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp.

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

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

{1}{U}{B}: Whenever a card is put into an opponent's graveyard from anywhere this turn, that player loses 1 life.

{2}{U}{B}: Target player mills two cards.

Each opponent loses X life. You gain life equal to the life lost this way.

Destroy target creature if it has mana value 2 or less.

Revolt -- Destroy that creature if it has mana value 4 or less instead if a permanent you controlled left the battlefield this turn.

Target player mills ten cards.

{T}: Put a charge counter on Grindclock.

{T}: Target player mills X cards, where X is the number of charge counters on Grindclock.

Destroy target creature or planeswalker.

Hunted Phantasm can't be blocked.

When Hunted Phantasm enters the battlefield, target opponent creates five 1/1 red Goblin creature tokens.

Target player reveals their hand. You choose a nonland card from it with mana value 3 or less. That player discards that card.

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

Invisible Stalker can't be blocked.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

+2: Each player draws a card.

-1: Target player draws a card.

-10: Target player mills twenty cards.

You have no maximum hand size.

If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into your graveyard.

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

Counter target spell with mana value 1.

Each opponent reveals cards from the top of their library until they reveal X land cards, then puts all cards revealed this way into their graveyard. X can't be 0.

Whenever an opponent loses life, that player mills that many cards. (Damage causes loss of life.)

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

You have no maximum hand size.

{T}: Add {C}.

Whenever you activate an ability, if it isn't a mana ability, you may pay {2}. If you do, copy that ability. You may choose new targets for the copy.

Destroy target creature with mana value 3 or less. It can't be regenerated.

Counter target spell with mana value 2.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Until end of turn, creatures target player controls lose all abilities and have base power and toughness 0/2.

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

Sunken Hollow enters the battlefield tapped unless you control two or more basic lands.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

At the beginning of each end step, if an opponent lost 3 or more life this turn, you may draw a card. (Damage causes loss of life.)

Temple of Deceit enters the battlefield tapped.

When Temple of Deceit enters the battlefield, scry 1.

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

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Whenever Thada Adel, Acquisitor deals combat damage to a player, search that player's library for an artifact card and exile it. Then that player shuffles. Until end of turn, you may play that card.

Indestructible

As long as your devotion to blue is less than five, Thassa isn't a creature. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)

At the beginning of your upkeep, scry 1.

{1}{U}: Target creature you control can't be blocked this turn.

Defender

Thing in the Ice enters the battlefield with four ice counters on it.

Whenever you cast an instant or sorcery spell, remove an ice counter from Thing in the Ice. Then if it has no ice counters on it, transform it.

When this creature transforms into Awoken Horror, return all non-Horror creatures to their owners' hands.

Repeat the following process X times. Each opponent loses 3 life unless that player sacrifices a nonland permanent or discards a card.

Counter target spell. Its controller loses 3 life.

{1}: The next time you would draw a card this turn, each opponent discards a card instead.