Players have no maximum hand size. At the beginning of each player's draw step, that player draws an additional card, then discards a card.

Target player draws two cards and loses 2 life.

Flying At the beginning of your upkeep, target player draws a card and loses 1 life.

Target player draws three cards, loses 3 life, and gets three poison counters.

Target player draws X cards and loses X life.

Target player draws X cards and loses X life, where X is the number of cards in their graveyard.

Deathtouch Exploit (When this creature enters, you may sacrifice a creature.) When this creature exploits a creature, target player draws two cards and loses 2 life.

At the beginning of each player's draw step, that player draws two additional cards.

Target player draws two cards and loses 2 life. Adamant — If at least three black mana was spent to cast this spell, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

Target player draws three cards and loses 3 life.

Whenever a player plays a land, that player draws a card.

Whenever this creature attacks or blocks, each player draws a card.

At the beginning of each player's draw step, if this artifact is untapped, that player draws an additional card.

Flying At the beginning of your upkeep, each opponent draws a card.

+1: You draw a card and you lose 1 life. −3: Destroy target creature. −8: Target opponent gets an emblem with "Whenever a player draws a card, you lose 2 life."

{T}: Put a charge counter on this artifact. {T}: Each player draws a card for each charge counter on this artifact.

Target player draws two cards and loses 2 life.

Target player draws cards equal to half the number of cards in their library and loses half their life. Round up each time.

At the beginning of each player's upkeep, that player loses 2 life and draws two cards.

Target player draws two cards and loses 2 life.

{T}: Each player draws a card.

When this creature enters, you may sacrifice a creature. When you do, target player draws two cards and loses 2 life. Plot {2}{B} (You may pay {2}{B} 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.)

When this creature enters, target player draws a card and loses 1 life.

Enchant player Whenever enchanted player draws a card, they lose 2 life and you gain 2 life. Madness {3}{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.)

Whenever an opponent loses life, you gain that much life.

At the beginning of your upkeep, you gain X life, where X is the number of cards in your hand minus 4.

Agonizing Syphon deals 3 damage to any target and you gain 3 life.

You may pay {1}{B} rather than pay this spell's mana cost. If the {1}{B} cost was paid, an opponent draws a card. Exile target creature or planeswalker.

As an additional cost to cast this spell, discard a card or pay 3 life. Destroy target creature or planeswalker.

Destroy all creatures. They can't be regenerated.

Destroy target creature or planeswalker.

Whenever an opponent draws a card, Ob Nixilis deals 1 damage to that player. −2: Destroy target creature. Its controller draws two cards.

As this artifact enters, choose an opponent. At the beginning of the chosen player's upkeep, this artifact deals X damage to that player, where X is the number of cards in their hand minus 4.

At the beginning of each opponent's upkeep, if that player has seven or more cards in hand, this artifact deals 4 damage to that player.

At the beginning of each opponent's upkeep, this artifact deals X damage to that player, where X is the number of cards in their hand minus 4.

Players have no maximum hand size. At the beginning of each opponent's upkeep, this enchantment deals damage to that player equal to the number of cards in that player's hand.

Flash Enchant creature Whenever enchanted creature is dealt damage, its controller loses that much life.

At the beginning of each opponent's upkeep, this artifact deals 2 damage to that player unless they have exactly three or exactly four cards in hand.

Whenever an opponent draws a card, this enchantment deals 1 damage to that player.

Each player discards all the cards in their hand, then draws that many cards minus one.

Commander creatures you own have "Whenever this creature attacks a player, if no opponent has more life than that player, put a +1/+1 counter on this creature. It gains deathtouch and indestructible until end of turn."

Prevent all combat damage that would be dealt this turn.

Enchant creature Enchanted creature has deathtouch and indestructible. Morph—Sacrifice another creature. (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) As this Aura is turned face up, you may attach it to a creature.

Change the target of target spell with a single target. You lose life equal to that spell's mana value.

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.) Whenever enchanted creature attacks or blocks, its controller loses 3 life.

Barad-dûr enters tapped unless you control a legendary creature. {T}: Add {B}. {X}{X}{B}, {T}: Amass Orcs X. Activate only if a creature died this turn.

{T}: Add {C}. {T}: Choose target commander that entered this turn. Put a +1/+1 counter on it if it's a creature and a loyalty counter on it if it's a planeswalker.

{T}: Add {C}. {2}, {T}: Each player draws a card, then discards a card.

{T}: Add {C}. {T}: Each player gains control of all creatures they own.

{T}: Add {C}. {4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

{T}: Add {C}. {2}, {T}: Each player draws a card.

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.

{T}: Add {C}. {4}, {T}: Exile target attacking creature an opponent controls. At the beginning of the next end step, return it to the battlefield tapped under its owner's control.

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

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

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

When this artifact enters, draw three cards. {T}: Add three mana of any one color. Whenever one or more creatures an opponent controls attack you and aren't blocked, that player draws three cards and gains control of this artifact. Untap it.

Add {B}{B}{B}.

{T}: Add {C}{C}.

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When this creature dies, you may draw a card.

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