Look at target player's hand. Draw a card at the beginning of the next turn's upkeep.

Draw a card. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Tap target artifact, creature, or land. Draw a card at the beginning of the next turn's upkeep.

Shuffle your library. Then exile the top card of your library. Until end of turn, you may play that card without paying its mana cost. Storm (When you cast this spell, copy it for each spell cast before it this turn.)

{U}, {T}: Add {C}{C}{C}.

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

Add {B}{B}{B}. Threshold — Add {B}{B}{B}{B}{B} instead if seven or more cards are in your graveyard.

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

Add {B}{B}{B}.

Tap target untapped creature you control. If you do, add an amount of {C} equal to that creature's mana value.

Counter target spell.

Counter target sorcery spell.

Buyback—Discard two cards. (You may discard two cards in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.) Counter target spell.

Counter target creature spell.

Target creature gets -1/-0 until end of turn. Draw a card.

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

Counter target spell unless its controller pays {2}. Suspect up to one target creature. (A suspected creature has menace and can't block.)

Return all artifacts to their owners' hands. Cycling {2} ({2}, Discard this card: Draw a card.)

Choose two target creatures controlled by different players. Return those creatures to their owners' hands.

Return target creature to its owner's hand. Untap up to two lands.

Look at target player's hand, the top card of that player's library, and any face-down creatures they control. Look at the top four cards of your library, then put them back in any order.

Destroy target nonartifact, nonblack creature. It can't be regenerated.

Draw a card. Flashback {2}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Return target creature card from your graveyard to your hand.

Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.) Whenever a creature an opponent controls dies, you may cast target instant card from your graveyard. If that spell would be put into a graveyard, exile it instead.

Flying When this creature dies, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Flash (You may cast this spell any time you could cast an instant.) Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Deathtouch Face-down creatures you control have "{2}{U}{B}: Turn this creature face up. If you can't, exile it, then you may cast the exiled card without paying its mana cost." Whenever an Assassin you control deals combat damage to an opponent, cloak the top card of that player's library.

This creature can't be blocked by creatures with power 3 or greater. Disguise {1}{U} (You may cast this card face down for {3} as a 2/2 creature with ward {2}. Turn it face up any time for its disguise cost.) When this creature is turned face up, return another target creature to its owner's hand.

Flying Disguise {1}{U/B}{U/B} (You may cast this card face down for {3} as a 2/2 creature with ward {2}. Turn it face up any time for its disguise cost.) When this creature is turned face up, look at the top two cards of your library. Put one into your hand and the other into your graveyard.

Offspring {3} (You may pay an additional {3} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) Flying When this creature enters, target creature you control gains flying until end of turn.

Flying During turns other than yours, spells you cast cost {1} less to cast.

Flying When this creature enters, each opponent loses 2 life and you gain 2 life.

Flying When this creature enters, tap target permanent. {2}{U}: Draw a card, then discard a card.

Flash (You may cast this spell any time you could cast an instant.) Flying You may cast spells as though they had flash.

Flying {2}{B}{B}, Exile this card from your graveyard: Create two tapped 1/1 black Bat creature tokens with flying.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) When this creature enters, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Flying Instant and sorcery spells you cast cost {1} less to cast.

Flying (This creature can't be blocked except by creatures with flying or reach.) Nightmare's power and toughness are each equal to the number of Swamps you control.

When this creature enters, add {B}{B}{B}.

Deathtouch Whenever you commit a crime, target creature you control gains your choice of menace or lifelink until end of turn. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Ninjutsu {B} ({B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever this creature deals combat damage to a player, exile up to two target cards from that player's graveyard.

When this creature enters, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.) Plot {2}{U} (You may pay {2}{U} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

As this land enters, you may reveal an Island or Swamp card from your hand. If you don't, this land enters tapped. {T}: Add {U} or {B}.

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

This land enters tapped. {T}: Add {U} or {B}.

This land enters tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}.

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

({T}: Add {U}.)

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {U} or {B}.

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

You have no maximum hand size. {T}: Add {C}.

This land enters tapped. {T}: Add {U} or {B}.

This land enters tapped. {T}: Add {U} or {B}.

({T}: Add {U} or {B}.) This land enters tapped unless you control two or more basic lands.

({T}: Add {B}.)

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {U} or {B}.

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

Destroy target tapped creature.

Spend only black mana on X. Drain Life deals X damage to any target. You gain life equal to the damage dealt, but not more life than the player's life total before the damage was dealt, the planeswalker's loyalty before the damage was dealt, or the creature's toughness.

Target creature gets -1/-1 until end of turn. Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

This spell can't be countered. (This includes by the ward ability.) Target creature gets -X/-X until end of turn.

Target creature gains deathtouch and lifelink until end of turn. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

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

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

Create two 2/2 black Zombie creature tokens. Madness {2}{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.)