Jynxed Cardboard

Legendary Creature — Centaur Druid

Other creatures you control have haste. Whenever one or more face-down creatures you control deal combat damage to a player, draw a card. Whenever a face-down creature you control dies, return it to the battlefield face down under its owner's control if it's a permanent card, then turn it face up.

Creature — Human Warrior

Menace (This creature can't be blocked except by two or more creatures.) Whenever a creature you control with a counter on it deals combat damage to a player, you draw a card and you lose 1 life.

Creature — Insect

Trample, haste Cumulative upkeep {G}{G} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Land

{T}: Add {C}. {T}: Add {G} or {U}. This land deals 1 damage to you.

Creature — Human Druid

When this creature dies, you may search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle. {2}, Sacrifice this creature: Draw a card.

Creature — Elf

Echo {2}{G} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Legendary Sorcery

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.) Put up to one target creature or planeswalker card from a graveyard onto the battlefield under your control. Destroy up to one target creature or planeswalker. Exile Yawgmoth's Vile Offering.

Legendary Creature — Sphinx

Flying, vigilance, menace Whenever Yennett attacks, reveal the top card of your library. You may cast it without paying its mana cost if its mana value is odd. If you don't cast it, draw a card.

Legendary Creature — Dinosaur Turtle

Trample, haste Cycling {1}{R} When you cycle this card, shuffle it into your library from your graveyard. If you've cycled a card named Yidaro, Wandering Monster four or more times this game, put it onto the battlefield from your graveyard instead. (Do this before you draw.)

Artifact Creature — Soldier

Whenever this creature attacks, another target creature you control gets +1/+1 until end of turn. Unearth {W} ({W}: 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.)

Creature — Human Shaman

Whenever you cast an instant or sorcery spell, create a 1/1 red Elemental creature token.

Creature — Angel

Flying Whenever another Angel you control enters, put a +1/+1 counter on this creature.

Legendary Creature — Human Cleric

During your turn, Yuna and enchantment creatures you control have trample, lifelink, and ward {2}. At the beginning of your end step, return up to one target enchantment card from your graveyard to the battlefield with a finality counter on it. (If a permanent with a finality counter on it would be put into a graveyard from the battlefield, exile it instead.)

Legendary Creature — Human Soldier

Zack Fair enters with a +1/+1 counter on it. {1}, Sacrifice Zack Fair: Target creature you control gains indestructible until end of turn. Put Zack Fair's counters on that creature and attach an Equipment that was attached to Zack Fair to that creature.

Legendary Creature — Goblin Ally

Whenever you cast an instant or sorcery spell that targets only Zada, copy that spell for each other creature you control that the spell could target. Each copy targets a different one of those creatures.

Legendary Creature — Human Bard Sorcerer

Once during each of your turns, you may cast an instant or sorcery spell from your hand without paying its mana cost.

Legendary Creature — Human Bard Sorcerer

Once during each of your turns, you may cast an instant or sorcery spell from your hand without paying its mana cost.

Legendary Creature — Merfolk Rogue

Flash {2}{U}{B}, Return an unblocked attacking Rogue you control to its owner's hand: Put this card from your hand onto the battlefield tapped and attacking. Whenever Zareth San deals combat damage to a player, you may put target permanent card from that player's graveyard onto the battlefield under your control.

Creature — Unicorn

Whenever this creature deals damage, you gain that much life.

Legendary Creature — Merfolk Wizard

When Zegana enters, if you control another creature with a +1/+1 counter on it, draw a card. {4}{G}{U}: Adapt 4. (If this creature has no +1/+1 counters on it, put four +1/+1 counters on it.) Each creature you control with a +1/+1 counter on it has trample.

Legendary Creature — Human Monk

You may play an additional land on each of your turns. Zell Dincht gets +1/+0 for each land you control. At the beginning of your end step, return a land you control to its owner's hand.

Artifact

You may choose not to untap this artifact during your untap step. {3}, {T}: Target creature gets +2/+0 for as long as this artifact remains tapped.

Enchantment

Landfall — Whenever a land you control enters, create a 2/2 green Elemental creature token.

Enchantment — Aura

Enchant creature Enchanted creature gets +2/+2 and has flying and shroud. (It can't be the target of spells or abilities.)

Sorcery

Destroy all creatures with toughness X or less. You lose X life. If X is 6 or more, return a creature card put into a graveyard this way to the battlefield under your control.

Legendary Creature — Elder Dinosaur

Flying, double strike, vigilance, trample, indestructible

Legendary Creature — Tiefling Warrior

Haste {2}, {T}: When you next cast an instant or sorcery spell that targets only a single opponent or a single permanent an opponent controls this turn, for each other opponent, choose that player or a permanent they control, copy that spell, and the copy targets the chosen player or permanent.

Land

When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {C}.

Legendary Creature — Human Soldier

Firebending 2 (Whenever this creature attacks, add {R}{R}. This mana lasts until end of combat.) Whenever you sacrifice another permanent, creatures you control get +1/+0 until end of turn.

Legendary Creature — Human Mutant Scout

When Zidane enters, gain control of target creature an opponent controls until end of turn. Untap it. It gains lifelink and haste until end of turn. Whenever an opponent gains control of a permanent from you, you create a Treasure token.

Legendary Creature — Human Wizard

At the beginning of your end step, if a land entered the battlefield under your control this turn and you control a prime number of lands, create Primo, the Indivisible, a legendary 0/0 green and blue Fractal creature token, then put that many +1/+1 counters on it. (2, 3, 5, 7, 11, 13, 17, 19, 23, 29, and 31 are prime numbers.)

Sorcery

Look at the top five cards of your library. You may reveal up to two creature and/or land cards from among them, then put the rest on the bottom of your library in a random order. Put all land cards revealed this way onto the battlefield tapped and put all creature cards revealed this way into your hand.

Instant

You may put a +1/+1 counter on a creature. Then choose odd or even. Return each creature with power of the chosen quality to its owner's hand. (Zero is even.)

Enchantment — Aura

Enchant artifact Enchanted artifact is a Golem creature with base power and toughness 5/4 in addition to its other types. When this Aura is put into a graveyard from the battlefield, discover 3.

Legendary Creature — Dinosaur Soldier

Reach, trample When Zog enters, target creature can't block this turn. Mountaincycling {2} ({2}, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

Sorcery

Return target creature card from your graveyard to the battlefield.

Creature — Boar Rhino

When this creature leaves the battlefield, 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.")

Artifact Creature — Robot

{T}: Add {R}. {6}{R}: Target creature you control gets +4/+0 until end of turn. Activate only as a sorcery.

Legendary Creature — Bat Cleric

Flying, vigilance Whenever a Bat you control attacks, you gain 1 life. Whenever Zoraline enters or attacks, you may pay {W}{B} and 2 life. When you do, return target nonland permanent card with mana value 3 or less from your graveyard to the battlefield with a finality counter on it.

Legendary Creature — Goblin Warlock

Deathtouch At the beginning of your end step, if you descended this turn, each opponent may discard a card or sacrifice a permanent of their choice. Zoyowa deals 3 damage to each opponent who didn't. (You descended if a permanent card was put into your graveyard from anywhere.)

Legendary Creature — Goblin Warlock

Deathtouch At the beginning of your end step, if you descended this turn, each opponent may discard a card or sacrifice a permanent of their choice. Zoyowa deals 3 damage to each opponent who didn't. (You descended if a permanent card was put into your graveyard from anywhere.)

Instant

The owner of target artifact or creature with mana value 1 or greater shuffles it into their library. Then that player discovers X, where X is its mana value. (They exile cards from the top of their library until they exile a nonland card with that mana value or less. They cast it without paying its mana cost or put it into their hand. They put the rest on the bottom in a random order.)

Legendary Creature — Human Rogue

At the beginning of your first main phase, choose one that hasn't been chosen and you lose 2 life — • Draw a card. • Put a +1/+1 counter on Zuko. • Add {R}. • Exile Zuko, then return him to the battlefield under an opponent's control.

Legendary Creature — Human Noble

Firebending 3 (Whenever this creature attacks, add {R}{R}{R}. This mana lasts until end of combat.) {3}: Exile the top card of your library. You may play that card this turn.

Instant

Kicker {4} (You may pay an additional {4} as you cast this spell.) Return target creature card from your graveyard to your hand. If this spell was kicked, instead put that card onto the battlefield tapped.

Creature — Dog Soldier

Mobilize 1 (Whenever this creature attacks, create a tapped and attacking 1/1 red Warrior creature token. Sacrifice it at the beginning of the next end step.) Zurgo's Vanguard's power is equal to the number of creatures you control.