: Choose target playtest card. Increase or decrease a number of your choice on it by one for as long as it remains on the stack or battlefield.
: Reveal the top 8 cards of your library. Put each playtest card among them into your hand, and the rest on the bottom of your library in a random order.
Prize Card for the Unknown events at MagicCon Las Vegas, September 23-24, 2023.
: Choose another target playtest card. Increase or decrease a number of your choice on it by 1 for as long as it remains on the stack or battlefield. (You can change numerals or number words.)
: Reveal the top eight cards of your library. Put each playtest card among them into your hand. Put the rest on the bottom of your library in a random order.
Spells you cast cost less to cast if they were originally printed in the following expansions or associated commander decks, depending on who won the Unknown event on February 18th, 2023:
Mirran Victory — Mirrodin, Darksteel, Fifth Dawn, and Scars of Mirrodin.
Phyrexian Victory — Mirrodin Besieged, New Phyrexia, All Will be One, and March of the Machine.
: Exile the top card of your library. If that card is a Goblin or an artifact card, you may play it this turn.
Beeeeeeep, Beeeeeeep, Beeeeeeep — Whenever another creature you control becomes the target of a backup ability, Huge Truck permanently gains all of the backup abilities shared this way.
Crew 1
Whenever equipped creature deals combat damage, put 2 charge counters on Jitte and Divining Top.
Remove a charge counter from Jitte and Divining Top: Choose one —
• You gain 2 life.
• Look at the top 3 cards of your library, then put them back in any order.
• Tap Jitte and Divining Top. If you do, draw a card, then put Jitte and Divining Top on top of its owner's library.
Equip
As Spice Rack enters the battlefield, choose an opponent.
The chosen player's maximum Commander size is one. (They can only have one commander in their command zone. If they ever have more than one, they must put any excess commanders into their graveyard.)
Cycling
This creature enters with two cage counters on it.
This creature can't attack or block as long as it has a cage counter on it.
At the beginning of your upkeep, remove a cage counter from this creature. When the last cage counter is removed this way, destroy target creature an opponent controls.
You may play a playtest card you own from outside the game this turn, and mana of any type can be spent to cast it. (In an game of Unknown event commander sealed, these are all the playtest cards you opened but aren't using in your deck.)
Before the game begins, if this is your commander or in your deck, secretly write down the names of five creature cards to be part of your family.
As members of your family enters, you may say "Nothing is stronger than family" and reveal its name from your list. That creature enters with two +1/+1 counters on it.
You may pay rather than pay this spell's mana cost. If you do, X is 5.
Bringer of Green Zenith's Twilight enters the battlefield with X +1/+1 counters on it. If X was 5 or greater, it enters with twice that many counters instead.
When Bringer of Green Zenith's Twilight dies, shuffle it into its owner's library.
Landfall — Whenever a land enters the battlefield under your control, add one mana of any color. If it was a Locus or Sphere land, put a +1/+1 counter on Locus Cobra.
Spells you cast that have been printed in at least five different English language Magic releases cost , , , , or less to cast.
Lona gets +1/+1 for each nonland permanent you control that has been printed in at least five different English language Magic releases.
Prize Card for the Unknown event at MagicCon Barcelona, July 30th, 2023.
When Questing Cosplayer enters the battlefield, create a Questing Role token and attach it to target creature. (If you control another Role on it, put that one into the graveyard. Enchanted creature has all the abilities of Questing Beast.)
When this Spacecraft enters, reveal a basic land card from outside the game and put it into your hand. (remembering that the nearest land station may be behind you).
Station (Tap another creature you control: Put charge counters equal to its power on this Spacecraft. Station only as a sorcery. It's an artifact creature at 10+.)
10+ | Flying
This creature gets +1/+1 for each basic land you control.
, : Create a token that's a copy of target creature card in your graveyard, except it's an artifact in addition to its other types, gains haste, and has "Whenever a player casts a spell or a creature attacks, exile this token." Activate only as a sorcery.
When The Bringer of the Red Beard enters, create a red Equipment artifact token named Red Beard with "Equipped creature is red" and equip .
Red creatures you control get +1/+0.
Equipped creatures you control get +1/+0.
(An opponent may attack this battle. When an opponent defeats it, exile it, then return it to the battlefield under their control.)
When this battle enters, you may discard a card. If you do, draw a card.
: Add .
Spells you cast have affinity for artifact creatures that weren't originally artifact creatures. (They cost less to cast for each artifact creature you control that wasn't originally an artifact creature.)
: Target permanent becomes an artifact in addition to its other types.
Commanders you own have disguise. Their disguise cost is equal to their mana cost.
Flying
All Incubator tokens you control become Food, Blood, Clue, Treasure, and Powerstone in addition to their other types, and have the respective abilities of those tokens. (Once they transform, they're no longer Incubator tokens.)
Flying
When Really Charming Prince enters the battlefield, choose one of the following four cards at random: Piracy Charm, Sapphire Charm, Trickery Charm, and Vision Charm. You may create a copy of the chosen card and cast that copy without paying its mana cost.
Players can't cast spells by paying alternative costs or without paying their mana costs. (Additional costs are still okay. Anything that replaces the mana cost like flashback or madness is not.)
When Bram, Baguette Brawler enters the battlefield, create a Food token.
Each noncreature Food you control is an Equipment with equip and "Equipped creature gets +1/+1."
Whenever another legendary creature or creature with mana value one enters the battlefield under your control, put a +1/+1 counter on Isamaru and Yoshimaru.
Other creatures you control gain all bonuses conferred by equipment attached to this creature.
Creatures you control can't be goaded.
When this enchantment enters, draw a card.
Sacrifice this enchantment: Remove each creature from combat and untap each creature that attacked this turn. There is an additional combat phase after this one. Activate only during combat before combat damage has been dealt.
Onionfect (This creature deals damage in the form of giving you Food tokens.)
At the beginning of your end step, put X +1/+1 counters on target creature you control, where X is the number of Foods you've sacrificed this turn.
Crew 1
The Vegetable Car can be your commander.
Prowess, deathtouch
When you cast Kallist Rhoka, you may choose a creature or planeswalker on the battlefield. Kallist Rhoka becomes a copy of that creature or planeswalker, and that creature or planeswalker becomes a copy of Kallist Rhoka.
You can't cast Keeper of the Yellow Hat during your first seven turns of the game. (Keep track if you're playing with this!)
When The Keeper of the Yellow Hat enters the battlefield, create a legendary artifact equipment token named Yellow Hat with equip and "Equipped creature gets +4/+4 and gains lifelink."
The Chaos Keeper enters with a sealed Magic booster pack of your choice under it. (You provide a new pack each time.)
Whenever The Chaos Keeper deals combat damage to a player, reveal its cards and put one of them into your hand. (Don't open the booster pack until the first time this ability resolves.)
Treat your effects that scale off of "players" or "opponents" as though there were one more. (For example, with myriad you'd make an additional token that's just attacking nobody, and with Braids, Arisen Nightmare, you'd draw an additional card.)
Vehicles in your graveyard have jump-start. (You may cast a Vehicle card from your graveyard by discarding a card in addition to paying its other costs. You would exile it, except...)
Spells you cast with jump-start aren't exiled.
Before this game begins, if this is your commander, secretly write down the name of five nonartifact creature cards in your deck to be invaders. Reveal them after the game.
At the beginning of your upkeep, target opponent may guess if a creature you control is an invader. If they guess right, exile that creature. If they guess wrong, they lose 3 life. Then you may reveal the name of an invader you control. If you do, put two +1/+1 counters on it. It becomes a Robot artifact creature.
Whenever The Bearded Teakeeper enters or attacks, create a Food token.
Foods you control have "Scald — , , Sacrifice this artifact: It deals 2 damage to target opponent."
+1/+1 counters give −1/−1 and −1/−1 counters give +1/+1. (They're still +1/+1 and −1/−1 counters. The effects are just backwards.)
When this creature enters, each player creates two 1/1 black Bird creature tokens with flying.
Birds are Cowards in addition to their other types.
Cowards can't attack or block creatures you control.
When Cat Oven enters the battlefield, create a Food token.
, Sacrifice a Food: Create a 1/1 black Cat creature token. Each opponent loses 1 life and you gain 1 life.
Suspend 2— (Deep Dish Pizza has no mana cost and must be suspended.)
, Sacrifice Deep Dish Pizza: Gain 3 life, draw three cards, and Deep Dish Pizza deals 3 damage to each opponent.
Flying
Whenever you cast a spell, put charge counters equal to four times that spell's mana value on this Vehicle.
Remove 121 charge counters from this Vehicle: Take an extra turn after this one.
Crew 1
Equipped creature has +2/+2 and has protection from Aliens, Birds, Eldrazi, Lizards, Mutants, Robots, Yetis, and hybrid mana.
Whenever equipped creature deals damage to a player with a conspiracy in their command zone, draw a card.
Equip
First Strike
You can't cast Bad Knight if you're on the Mirran team.
If Bad Knight is on the battlefield at the end of the game, score an additional point for the Phyrexian team.
Incubate Dark Confidant 1. (Create an Incubator Dark Confidant token with a +1/+1 counter on it and ": Transform this artifact." It transforms into Dark Confidant, except it's also a Phyrexian.)
Flashback , Pay 3 life.
Choose one —
• Cemetery Recruitment (Return a creature card from graveyard to hand, draw a card if it's a Zombie.)
• Duress (Look at their hand, make them discard a noncreature, nonland.)
• Human Frailty (Destroy target Human.)
Team Cloudspire — Target creature gets +2/+0 and gains indestructible until end of turn. Draw a card.
Team Speed Demons — Return one or two target creature cards from your graveyard to your hand.
When Magic Designer enters the battlefield, look at the top 10 cards of your library. You may reveal a playtest card from among them and put it into your hand, then put the rest on the bottom of your library in a random order.
Team Cloudspire — Create two 1/1 white Warrior creature tokens.
Team Speed Demons — Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
Enchant creature
Whenever enchanted creature attacks, you may search your library for a land card, put that card onto the battlefield tapped, then shuffle. If enchanted creature is suspected, you search for two lands instead.
Tax Keeper gets +X/+X, where X is your highest commander tax among your commanders. (For example, if you've cast your one commander from your command zone twice, it gets +4/+4.)
Haste
Whenever Must Be Knights attacks, if defending player controls an Enchanting Tale, Must Be Knights deals damage equal to its power to any target. (Enchanting Tales have the expansion code WOT. Other versions of them don't count.)
, Sacrifice an artifact: Add an amount of equal to the sacrificed artifact's mana value.
If you're on the Mirran team, Unclaimed Battle Axe costs more to cast and has For Mirrodin!
If you're on the Phyrexian team, Unclaimed Battle Axe has Living Weapon.
Equipped creature gets +2/+1 and has trample.
Equip
Enchant nonland permanent.
Enchanted permanent is a Sol Ring. (It's no longer anything else.)
Counter target noncreature spell.
Whenever an opponent casts a spell named Sol Ring, if Ring Out is in your library, you may search you library for Ring Out, and cast it without paying its mana cost targeting that Sol Ring, then shuffle.
Spell commander (This card can be your commander. In Limited, it can partner like other monocolored legends.)
Create two 1/1 white Human creature tokens.
Fateful hour — If you have 5 or less life, create five of those tokens instead.
When Hero's Uncle dies, you may search your library for a legendary team-up creature, reveal it, put it into your hand, then shuffle. (A legendary team-up creature is two or more legendary characters teamed up on the same legendary creature card, such as Drana and Linvala.)
Secretly choose a creature target opponent controls. Then, that player guesses which creature it is. Reveal the chosen creature. If they guessed incorrectly, exile the creature you chose. Otherwise, return Identify the Culprit to its owner's hand and you can't cast it again this turn.
If you spent black mana on this creature, it enters with a deathtouch counter. If you spent red mana on this creature, it enters with a first strike counter. If you spent both, you choose which one counter it enters with.
At the beginning of your upkeep, flip a coin. If it's heads and this creature has deathtouch, or it's tails and this creature has haste, create a treasure token.
As The Pleasant Taxer enters the battlefield, choose casting creature spells, casting noncreature spells, searching libraries, drawing a card beyond the first each turn, or activating abilities other than mana abilities.
Doing the chosen action costs players more.
Hand Backup 1 (When this creature enters the battlefield, you may reveal a creature card from your hand. When it eventually comes into play, if you cast it from your hand, it enters with a +1/+1 counter. It also gains the following ability in your hand until end of turn.)
Basic Landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)