Jynxed Cardboard

Creature — Elemental

{1}, Sacrifice a nonland permanent: This creature deals 1 damage to any target.

Artifact

{T}: Add {C}. {4}, {T}: Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Creature — Djinn

Flying (This creature can't be blocked except by creatures with flying or reach.)

Legendary Creature — Human Noble

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Exhaust — {3}: Put a double strike counter on Mai. (Activate each exhaust ability only once.)

Instant

Destroy target artifact, enchantment, or creature with power 4 or greater.

Artifact

Whenever a player casts a green spell, you may pay {3}. If you do, untap target permanent.

Creature — Bat

Flying, deathtouch Whenever you gain life, this creature gets +1/+1 until end of turn.

Creature — Vampire Shaman Ally

Cohort — {T}, Tap an untapped Ally you control: You draw a card and you lose 1 life.

Sorcery

Gain control of target creature until end of turn. Untap that creature. It gets +2/+0 and gains haste until end of turn. Madness {3}{R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Sorcery

All creatures get -2/-2 until end of turn. If a creature an opponent controls would die this turn, exile it instead.

Sorcery

Create a 5/5 green Elephant creature token. Harmonize {5}{G}{U}{R} (You may cast this card from your graveyard for its harmonize cost. You may tap a creature you control to reduce that cost by {X}, where X is its power. Then exile this spell.)

Enchantment — Aura

Enchant creature Enchanted creature gets +3/+3 and has vigilance. Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Enchantment

Whenever a player casts a spell, that player returns a land they control to its owner's hand.

Enchantment

Whenever a player taps a land for mana, that player adds one mana of any type that land produced.

Creature — Dragon

Flying Whenever you cast a noncreature spell, create an X/X red Dragon Illusion creature token with flying and haste, where X is the amount of mana spent to cast that spell. Exile that token at the beginning of the next end step.

Instant

Counter target spell unless its controller pays {3}.

Instant

Counter target spell. If you control a Wizard, add an amount of {C} equal to the amount of mana spent to cast that spell at the beginning of your next main phase.

Artifact — Equipment

Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.) Equipped creature gets +1/+1 and has flying. Equip {3}{W}

Instant

Manhole Missile deals 3 damage to target creature. You may put a card from your hand on the bottom of your library. If you do, draw a card.

Creature — Human Wizard

When this creature enters, each opponent mills three cards. Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, that player mills three cards.

Creature — Jellyfish

When this creature enters, return target creature to its owner's hand.

Sorcery

Search your library for a basic land card, reveal it, put it into your hand, then shuffle. Create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

Creature — Faerie

Flying {T}: Add {G} or {U}.

Legendary Creature — Elf Faerie Noble

Flying Whenever Maralen or another Elf or Faerie you control enters, exile the top two cards of target opponent's library. Once each turn, you may cast a spell with mana value less than or equal to the number of Elves and Faeries you control from among cards exiled with Maralen this turn without paying its mana cost.

Creature — Human Rogue

This creature can't block and can't be blocked. You may cast this card from your graveyard as long as you control a black or green permanent.

Creature — Vampire Cleric

Whenever you gain life, each opponent loses 1 life.

Creature — Shark Pirate

Whenever you discard one or more cards, put that many +1/+1 counters on this creature. Cycling {2} ({2}, Discard this card: Draw a card.)

Legendary Creature — Human Warrior

Maraxus's power and toughness are each equal to the number of untapped artifacts, creatures, and lands you control.

Artifact

This artifact enters tapped. {T}: Add {W}.

Legendary Creature — Human Rogue

Whenever you commit a crime, you may pay {1}. If you do, look at the top two cards of your library. Put one of them into your hand and the other into your graveyard. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Sorcery

Return any number of target Ally creature cards with total mana value 8 or less from your graveyard to the battlefield.

Sorcery

Choose target artifact creature you control. For each creature chosen this way, create a token that's a copy of it. Overload {6}{U} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")

Instant

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Create X 1/1 white Soldier creature tokens with lifelink.

Artifact

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

Artifact

When this artifact enters, search your library for a basic Mountain, Plains, or Swamp card, reveal it, put it into your hand, then shuffle. {2}{R}{W}{B}, {T}, Sacrifice this artifact: Create three 1/1 red Warrior creature tokens. They gain menace and haste until end of turn. Activate only as a sorcery. (A creature with menace can't be blocked except by two or more creatures.)

Creature — Human Warrior

Whenever this creature attacks, create a 2/1 black Warrior creature token. Dash {3}{B} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

Legendary Creature — Human Warlock

When Marina Vendrell enters, reveal the top seven cards of your library. Put all enchantment cards from among them into your hand and the rest on the bottom of your library in a random order. {T}: Lock or unlock a door of target Room you control. Activate only as a sorcery.

Creature — Serpent

This creature doesn't untap during your untap step. {U}{U}, Sacrifice a creature: Untap this creature. Activate only during your upkeep. This creature can't attack unless defending player controls an Island. {U}{U}: This creature gets -1/-0 until end of turn and deals 1 damage to target attacking creature without flying. When you control no Islands, sacrifice this creature.

Artifact Creature — Construct

This creature enters with X +1/+1 counters on it. {4}: Put a +1/+1 counter on this creature. When this creature dies, draw a card for each +1/+1 counter on it.

Creature — Vampire Knight

Lifelink This creature has haste as long as you control another Vampire.

Creature — Vampire Knight

Flying {2}{B}, Discard a card: Put two +1/+1 counters on this creature.

Creature — Vampire Cleric

Lifelink At the beginning of your end step, if you gained life this turn, you may pay {2}. If you do, draw a card.

Creature — Orc Warrior

Deathtouch Whenever you attack, target creature gets +X/+X until end of turn, where X is the number of attacking creatures.

Instant

Target creature gets +3/+0 until end of turn. Target creature gets +0/+3 until end of turn.

Enchantment — Aura

Enchant creature Enchanted creature gets +1/+1 and is goaded. (It attacks each combat if able and attacks a player other than you if able.) Whenever enchanted creature attacks, each other creature that's attacking one of your opponents gets +1/+1 until end of turn.

Instant

Until end of turn, target creature you control gains "{0}: The next 1 damage that would be dealt to target creature, planeswalker, or player this turn is dealt to this creature instead." Only you may activate this ability.

Creature — Human Soldier

When this creature dies, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Legendary Creature — Human Performer

Whenever a Spider you control enters, draw a card. This ability triggers only once each turn.

Artifact

Creatures you control are every creature type. The same is true for creature spells you control and creature cards you own that aren't on the battlefield. {3}, {T}: Create a 2/2 blue Shapeshifter creature token with changeling. (It is every creature type.)

Creature — Phyrexian Wurm

When this creature enters, creatures your opponents control get -2/-2 until end of turn. Whenever a creature an opponent controls dies, that player loses 2 life.

Sorcery

Draw a card for each Human you control.

Instant

Massive Raid deals damage to any target equal to the number of creatures you control.

Sorcery

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.

Creature — Human Soldier

{W}, {T}: Tap target creature.

Instant

Target creature you control gets +1/+0 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Artifact Creature — Vedalken Wizard

Master of Etherium's power and toughness are each equal to the number of artifacts you control. Other artifact creatures you control get +1/+1.

Creature — Phyrexian Human Artificer

When this creature enters, create a 3/3 colorless Phyrexian Golem artifact creature token. Golems you control get +1/+1.

Creature — Dwarf Artificer

Servos and Thopters you control get +1/+1. {3}{W}: Create a 1/1 colorless Servo artifact creature token.