Jynxed Cardboard

Creature — Harpy

Flying {1}, Sacrifice another creature: Put a +1/+1 counter on this creature.

Creature — Gremlin

Sacrifice an artifact: This creature gets +2/+2 until end of turn.

Sorcery

Exile all multicolored permanents.

Creature — Human Soldier

When this creature enters, put a +1/+1 counter on target creature you control. Whenever a nontoken creature you control with a +1/+1 counter on it dies, create a 1/1 white Human Soldier creature token. Warp {1}{W} (You may cast this card from your hand for its warp cost. Exile this creature at the beginning of the next end step, then you may cast it from exile on a later turn.)

Legendary Creature — Fish Mutant

Flying When Ray Fillet enters, create a Mutagen token. (It's an artifact with "{1}, {T}, Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.") {2}, Remove a +1/+1 counter from a creature you control: Draw a card.

Artifact Creature — Equipment Rhino

Whenever this creature or equipped creature attacks, you get {E} (an energy counter), then it gets +X/+X until end of turn, where X is the amount of {E} you have. Reconfigure—Pay {2} or {E}{E}{E}. (Pay {2} or {E}{E}{E}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Creature — Human Clown Berserker

Haste Whenever you attack, create a 1/1 red Gremlin creature token.

Instant

Razor Rings deals 4 damage to target attacking or blocking creature. You gain life equal to the excess damage dealt this way.

Artifact Land

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

Creature — Rat

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

Land

This land enters tapped unless a player has 13 or less life. {T}: Add {B} or {R}.

Sorcery

Search your library for up to two basic land cards and/or Town cards with different names, put them onto the battlefield tapped, then shuffle.

Instant

Target artifact, creature, or land phases out. (While it's phased out, it's treated as though it doesn't exist. It phases in before its controller untaps during their next untap step.)

Instant

Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

Instant

Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

Creature — Eldrazi

({C} represents colorless mana.) Trample, haste Whenever this creature becomes the target of a spell an opponent controls, counter that spell unless its controller discards a card.

Creature — Shapeshifter

Changeling (This card is every creature type.) As this creature enters, choose a creature type. You may look at the top card of your library any time. You may cast creature spells of the chosen type from the top of your library.

Creature — Treefolk Cleric

Lifelink This creature enters with two -1/-1 counters on it. {1}{W/B}, Remove two counters from this creature: Return target creature card with mana value 3 or less from your graveyard to the battlefield. Activate only as a sorcery.

Creature — Skeleton Warrior

{1}{B}: Return this card from your graveyard to the battlefield tapped.

Legendary Creature — Human Artificer

Artifacts you control have protection from each mana value among artifacts you control. Partner (You can have two commanders if both have partner.)

Sorcery

Discard X cards, then return a card from your graveyard to your hand for each card discarded this way. Exile Recall.

Creature — Dragon Barbarian

Sacrifice this creature: Add {R}{R}.

Creature — Human Wizard

{1}{R}: This creature deals 1 damage to any target and 1 damage to itself.

Creature — Human Scout

Haste Landfall — Whenever a land you control enters, this creature gains battle cry until end of turn. (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn. Each instance of battle cry triggers separately.)

Creature — Human Pilot

First strike Whenever this creature becomes tapped, you may discard a card. If you do, draw a card.

Instant

Target creature gets +3/+2 until end of turn. Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Creature — Human Wizard

{T}: Target player draws a card, then discards a card.

Creature — Minotaur Pilot

Whenever this creature saddles a Mount or crews a Vehicle during your main phase, that Mount or Vehicle gets +2/+0 and gains trample until end of turn.

Instant

Put target card from your graveyard on top of your library.

Creature — Elf Shaman

When this creature enters, you may destroy target artifact or enchantment.

Sorcery

Return target artifact or creature card with mana value 3 or less from your graveyard to the battlefield. If a creature enters this way, it enters with an additional +1/+1 counter on it.

Enchantment

{0}: Remove target attacking creature you control from combat and untap it. (If you activate during end of combat, the creature will untap after it deals combat damage.)

Sorcery

Return up to one target artifact card, up to one target enchantment card, up to one target instant card, up to one target sorcery card, and up to one target planeswalker card from your graveyard to your hand. Exile Reconstruct History.

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order. III — Whenever you cast a noncreature spell this turn, target creature you control gains double strike until end of turn.

Artifact — Equipment

Job select (When this Equipment enters, create a 1/1 colorless Hero creature token, then attach this to it.) Equipped creature has "Whenever you cast a noncreature spell, this creature gets +2/+0 until end of turn" and is a Wizard in addition to its other types. Equip {3}

Artifact

{2}, {T}: Put a charge counter on this artifact. {T}, Remove any number of charge counters from this artifact: Add {R}, then add an additional {R} for each charge counter removed this way.

Creature — Orc Wizard

First strike Whenever this creature attacks, for each creature token you control that entered this turn, create a tapped and attacking token that's a copy of that token. At the beginning of the next end step, sacrifice those tokens.

Sorcery — Lesson

Exile target nonland permanent. Its controller creates a 3/2 red and white Spirit creature token.

Land

This land enters tapped unless you control a Mount or Vehicle. {T}: Add {U}. {1}{U}, {T}, Sacrifice this land: Create a 1/1 colorless Pilot creature token with "This token saddles Mounts and crews Vehicles as though its power were 2 greater." Activate only as a sorcery.

Creature — Worm

When this creature dies, create a 3/3 blue Fish creature token with "When this token dies, create a 6/6 blue Whale creature token with 'When this token dies, create a 9/9 blue Kraken creature token.'"

Instant

Exile target nonland card in a graveyard that was put there from anywhere this turn. Copy it. You may cast the copy without paying its mana cost.

Enchantment

As this enchantment enters, choose a creature type. Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.)

Instant

Counter target spell. Draw a card, then discard a card.

Creature — Vampire Soldier

Flying At the beginning of each end step, if you gained life this turn, create a 1/1 black Bat creature token with flying.

Creature — Dinosaur

Other Dinosaurs you control get +1/+1.

Enchantment — Aura

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.) {G}: Regenerate enchanted creature. (The next time that creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Instant

Counter target spell. If that spell's mana value was 3 or less, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Sorcery

Destroy X target artifacts. Create X 2/2 red Gremlin creature tokens.

Artifact Creature — Robot Spider

This creature can't be blocked except by three or more creatures. {8}: Return this card from your graveyard to the battlefield tapped with a finality counter on it. (If a creature with a finality counter on it would die, exile it instead.)

Creature — Spirit Monkey

First strike At the beginning of each end step, if a card left your graveyard this turn, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Artifact

{2}, {T}, Sacrifice a creature: Draw a card. As long as you control a Cleric, this artifact has "Whenever a creature you control dies, each opponent loses 1 life and you gain 1 life."

Sorcery

Create a token that's a copy of target artifact, creature, or land.

Creature — Kithkin Soldier

This creature enters with two -1/-1 counters on it. Whenever another creature you control enters while this creature has a -1/-1 counter on it, remove a -1/-1 counter from this creature.

Creature — Human Survivor

Survival — At the beginning of your second main phase, if this creature is tapped, put a flying, lifelink, or +1/+1 counter on it. Whenever this creature or another creature you control dies, if it had counters on it, put those counters on up to one target creature.

Instant

Counter target spell. If that spell is countered this way, put it into its owner's hand instead of into that player's graveyard. Draw a card.

Instant

Prevent the next 5 damage that would be dealt this turn to any number of targets, divided as you choose.

Creature — Elemental

Reach Landfall — Whenever a land you control enters, this creature gets +2/+0 until end of turn.

Land

This land enters tapped. {T}: Add {U}. Cycling {2} ({2}, Discard this card: Draw a card.)

Legendary Creature — Dragon Artificer

You may cast Dragon spells and artifact spells as though they had flash. Choose a Background (You can have a Background as a second commander.)