Players can't gain life. At the beginning of each player's upkeep, that player loses half their life, rounded up.

Whenever a player casts an artifact spell, that player gains control of this creature. (This effect lasts indefinitely.)

Whenever this creature blocks or becomes blocked, target opponent gains control of it. (This removes this creature from combat.)

Target opponent reveals their hand. You may choose a nonland card from it. If you do, they discard it. Otherwise, you may put a face-up exiled card they own into their graveyard.

Whenever an opponent discards a card, that player loses 2 life. Raid — At the beginning of your end step, if you attacked this turn, target opponent discards a card.

You can't play lands. Sacrifice a land: Draw two cards. Activate only once each turn.

At the beginning of combat on your turn, you may discard a card. If you do, choose a creature. Whenever that creature deals combat damage to a player this turn, you draw two cards.

When this enchantment enters, exile the top seven cards of your library face down. You may look at the cards exiled with this enchantment, and you may play lands and cast spells from among those cards. Skip your draw step. You can't cast more than one spell each turn.

When this enchantment enters, draw three cards. At the beginning of your end step, you lose 2 life for each card in your hand.

At the beginning of your upkeep, choose one that hasn't been chosen — • This enchantment deals 4 damage to any target and you gain 4 life. • Target opponent discards two cards. • Draw two cards. • You lose the game.

You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. You can't play lands or cast spells from your hand. {3}{R}: Destroy this enchantment.

Draw cards equal to the mana value of target artifact or creature you control. An opponent gains control of that permanent.

When this enchantment enters, you draw three cards, gain 6 life, and create three 2/1 black Bat creature tokens with flying. At the beginning of your end step, you discard a card, lose 2 life, and sacrifice a creature. When this enchantment leaves the battlefield, you discard three cards, lose 6 life, and sacrifice three creatures.

{T}: Draw two cards. Target opponent gains control of this creature. Activate only during your turn.

{T}, Exile two cards from your graveyard: Draw a card. If damage would be dealt to you, prevent that damage. Exile a card from your graveyard for each 1 damage prevented this way. When there are no cards in your graveyard, you lose the game.

Hexproof You can't lose the game. Whenever you gain life, draw that many cards. Whenever you lose life, for each 1 life you lost, exile a permanent you control or a card from your hand or graveyard. When Lich's Mastery leaves the battlefield, you lose the game.

This enchantment enters with seven hour counters on it. At the beginning of your draw step, draw an additional card and remove two hour counters from this enchantment. Your maximum hand size is equal to the number of hour counters on this enchantment. Whenever you discard a card, you lose 1 life.

If damage would be dealt to you, exile that many cards from your graveyard instead. If you can't, you lose the game. If you would gain life, draw that many cards instead. When this enchantment leaves the battlefield, you lose the game.

As this enchantment enters, choose Khans or Dragons. • Khans — At the beginning of your upkeep, exile the top card of your library. Until end of turn, you may play that card. • Dragons — Whenever a creature you control leaves the battlefield, this enchantment deals 1 damage to any target.

At the beginning of your upkeep, exile the top card of your library. During your turn, if an opponent lost life this turn, you may play lands and cast spells from among cards exiled with this enchantment. {3}{R}: This enchantment deals 1 damage to target opponent or planeswalker.

When this enchantment enters, draw three cards. Whenever you cast a spell, you lose 1 life. When this enchantment becomes the target of a spell or ability, sacrifice it.

Enchant land Enchanted land has "{T}, Pay 1 life: Draw a card."

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

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

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

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

{T}: Add {C}. {1}{R}, {T}: Create a 0/1 red Kobold creature token named Kobolds of Kher Keep.

({T}: Add {R}.)

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

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

({T}: Add {B}.)

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

Equipped creature gets +2/+2, has haste, can't attack you or planeswalkers you control, and can't be sacrificed. At the beginning of each opponent's upkeep, you may have that player gain control of equipped creature until end of turn. If you do, untap it. Equip {3}

Gain control of target spell that targets only a single permanent or player. Copy it, then reselect the targets at random for the spell and the copy. The new targets can't be you or a permanent you control.

Whenever a creature an opponent controls attacks, if you're the defending player, create a 3/3 red Ogre creature token unless that creature's controller pays {3}.

Target creature gains deathtouch and indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Equipped creature has double strike. (It deals both first-strike and regular combat damage.) Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Target creature gains double strike until end of turn. Cycling {2} ({2}, Discard this card: Draw a card.)

{T}: Add one mana of any color in your commander's color identity. Sacrifice this artifact: Draw a card.

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.

Enchant player Whenever enchanted player is attacked, create a Gold token. Each opponent attacking that player does the same. (A Gold token is an artifact with "Sacrifice this token: Add one mana of any color.")

This artifact enters tapped. {T}: Add two mana of different colors.

When this artifact enters, scry 1. {T}: Add one mana of any color.

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

This artifact enters under the control of an opponent of your choice. {2}, {T}: Draw a card, then you may put a land card from your hand onto the battlefield. This artifact's owner draws a card, then that player may put a land card from their hand onto the battlefield.

{T}: Add {B} or {R}. {B}{R}, {T}, Sacrifice this artifact: Draw a card.

{T}: Add {B} or {R}. {B/R}{B/R}{B/R}{B/R}, {T}, Sacrifice this artifact: Draw two cards.

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

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

This artifact enters tapped and with three charge counters on it. {T}, Remove a charge counter from this artifact: Add one mana of any color.

Enchant creature Enchanted creature has menace and "Whenever this creature deals combat damage to a player, create a Treasure token." (It can't be blocked except by two or more creatures. The token is an artifact with "{T}, Sacrifice this token: Add one mana of any color.") When enchanted creature dies, draw a card.

Choose one — • Abrade deals 3 damage to target creature. • Destroy target artifact.

Chain Lightning deals 3 damage to any target. Then that player or that permanent's controller may pay {R}{R}. If the player does, they may copy this spell and may choose a new target for that copy.

Enchant creature Enchanted creature has "At the beginning of your upkeep, target opponent gains control of this creature unless you sacrifice a land."

Destroy all creatures. Each player loses life equal to the number of creatures they controlled that were destroyed this way.

Goad all creatures you don't control. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)

Destroy target creature or planeswalker.

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

Choose one — • Destroy target creature with no counters on it. • Remove up to three counters from target creature.

Flying At the beginning of your upkeep, sacrifice another artifact. If you can't, tap this creature and you lose 4 life.

Destroy target creature. It can't be regenerated.

{T}, Sacrifice this artifact: Exile target player's graveyard.

Defender When this creature enters, an opponent gains control of it. At the beginning of your upkeep, each opponent creates a 1/1 white Soldier creature token.