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.

Indestructible {T}: Add one mana of any color.

{T}: Add one mana of any color that a land an opponent controls could produce.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

{T}: Add {C}. {1}, {T}, Sacrifice Mind Stone: Draw a card.

{2}: Mirage Mirror becomes a copy of target artifact, creature, enchantment, or land until end of turn.

{T}: Add {C}. {1}, {T}: Add one mana of any color.

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

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

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.) Equip {1}

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

Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token that's a copy of this creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.) Whenever Banshee of the Dread Choir deals combat damage to a player, that player discards a card.

Haste Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

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

When Corpse Connoisseur enters the battlefield, you may search your library for a creature card, put that card into your graveyard, then shuffle. Unearth {3}{B} ({3}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Flying Whenever Dragon Mage deals combat damage to a player, each player discards their hand, then draws seven cards.

Trample When Faultgrinder enters the battlefield, destroy target land. Evoke {4}{R} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.) Whenever Flayer of the Hatebound or another creature enters the battlefield from your graveyard, that creature deals damage equal to its power to any target.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Flying Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) Sacrifice a creature: Flesh-Eater Imp gets +1/+1 until end of turn.

Haste When Glarewielder enters the battlefield, up to two target creatures can't block this turn. Evoke {1}{R} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Haste When Hellhole Rats enters the battlefield, target player discards a card. Hellhole Rats deals damage to that player equal to that card's mana value.

When Ingot Chewer enters the battlefield, destroy target artifact. Evoke {R} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.) Whenever an opponent sacrifices a nontoken permanent, put that card onto the battlefield under your control.

Haste; fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Whenever Lightning Reaver deals combat damage to a player, put a charge counter on it. At the beginning of your end step, Lightning Reaver deals damage equal to the number of charge counters on it to each opponent.

Flying When Liliana's Specter enters the battlefield, each opponent discards a card.

Flying Whenever Lord of the Void deals combat damage to a player, exile the top seven cards of that player's library, then put a creature card from among them onto the battlefield under your control.

First strike, deathtouch Master of Cruelties can only attack alone. Whenever Master of Cruelties attacks a player and isn't blocked, that player's life total becomes 1. Master of Cruelties assigns no combat damage this combat.

Haste When Molten Primordial enters the battlefield, for each opponent, gain control of up to one target creature that player controls until end of turn. Untap those creatures. They gain haste until end of turn.

First strike, protection from red and from white Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Flying Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

When Predatory Nightstalker enters the battlefield, you may have target opponent sacrifice a creature.

First strike Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Flying Whenever Scythe Specter deals combat damage to a player, each opponent discards a card. Each player who discarded a card with the highest mana value among cards discarded this way loses life equal to that mana value.

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.) When Sepulchral Primordial enters the battlefield, for each opponent, you may put up to one target creature card from that player's graveyard onto the battlefield under your control.

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.)

Shadow (This creature can block or be blocked by only creatures with shadow.) Whenever Stronghold Rats deals combat damage to a player, each player discards a card.

Flying Haste (This creature can attack and {T} as soon as it comes under your control.) When Thundermaw Hellkite enters the battlefield, it deals 1 damage to each creature with flying your opponents control. Tap those creatures.

When Tyrant of Discord enters the battlefield, target opponent chooses a permanent they control at random and sacrifices it. If a nonland permanent is sacrificed this way, repeat this process.

Haste Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token that's a copy of this creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Search your library for a card, put that card into your graveyard, then shuffle.

({T}: Add {B} or {R}.) As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile target player's graveyard. {T}: Add {B}.

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

Dragonskull Summit enters the battlefield tapped unless you control a Swamp or a Mountain. {T}: Add {B} or {R}.

{T}: Add one mana of any color that a land an opponent controls could produce.

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

{T}: Add {C}. {B/R}, {T}: Add {B}{B}, {B}{R}, or {R}{R}.

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

({T}: Add {R}.)

{T}: Add one mana of any type that a land you control could produce.

{T}: Add {C}. {1}{B}{R}, {T}: Each player discards a card. Activate only as a sorcery.

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

({T}: Add {B}.)

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

Search your library for up to three creature cards, put them into your graveyard, then shuffle.

Each player draws three cards, then discards three cards at random.

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

Each player discards three cards.

Exile Ill-Gotten Gains. Each player discards their hand, then returns up to three cards from their graveyard to their hand.

Discard any number of cards. Target player reveals their hand, then you choose a nonland card from it for each card discarded this way. That player discards those cards.

Destroy all creatures, then search target opponent's library for up to three creature cards and put them into their graveyard. Then that player shuffles.

Each player discards their hand, then draws seven cards. Miracle {1}{R} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

Each player loses 1 life, discards a card, sacrifices a creature, then sacrifices a land.

Each player discards a card. Then each player who didn't discard a creature card this way loses 4 life.

Each other player discards a card. You draw a card for each card discarded this way.

Choose a number. Destroy all artifacts and creatures with mana value equal to that number. Then target player reveals their hand and discards all nonland cards with mana value equal to the number.

Suspend 4—{1}{R} (Rather than cast this card from your hand, pay {1}{R} and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.) Each player discards their hand, then draws seven cards.