Baron Von Count

Baron Von Count enters the battlefield with a doom counter on "5."
Whenever you cast a spell with the indicated numeral in its mana cost, text box, power, or toughness, move the doom counter one numeral to the left.
When the doom counter moves from "1," destroy target player and put that doom counter on "5."

Rare-B-Gone

Each player sacrifices all permanents that are rare or mythic rare, then each player reveals their hand and discards all cards that are rare or mythic rare.

Super Secret Tech

Premium spells cost {1} less to cast.
Premium creatures get +1/+1.

Discord, Lord of Disharmony

Flying
At the beginning of your end step, choose a random nonland Magic card name. Until your next end step, you may cast a copy of a spell with that name, and mana of any type can be spent to cast it. If you cast a spell this way, copy this ability if Discord is on the battlefield.

capital offense

target creature gets -x/-x until end of turn, where x is the number of times a capital letter appears in its rules text. (ignore reminder text and flavor text.)

Inhumaniac

At the beginning of your upkeep, roll a six-sided die. On a 3 or 4, put a +1/+1 counter on Inhumaniac. On a 5 or higher, put two +1/+1 counters on it. On a 1, remove all +1/+1 counters from Inhumaniac.

The Big Idea

{2}{B/R}{B/R}, {T}: Roll a six-sided die. Create a number of 1/1 red Brainiac creature tokens equal to the result.
Tap three untapped Brainiacs you control: The next time you would roll a six-sided die, instead roll two six-sided dice and use the total of those results.

Mary O'Kill

{1}{B/R}: Switch a Killbot or Mary O'Kill in your hand with one on the battlefield. (If a creature is tapped, the switched creature is tapped. The same is true for untapped, attacking, blocking, enchanted, equipped, and targeted. Any counters on a creature are on the switched creature instead.)

Gleemax

You choose all targets for all spells and abilities.

Destroy target creature with reminder text. (Reminder text is any italicized text in parentheses that explains rules you already know.)

Stet, Draconic Proofreader

Flying
Whenever Stet, Draconic Proofreader attacks, you may exile a card from your graveyard. When you do, Stet, Draconic Proofreader deals 4 damage to any target whose name begins with the same letter as the exiled card.
{W}: Delete the first letter of target permanent or player's name until end of turn.

Necro-Impotence

Skip your untap step.
At the beginning of your upkeep, you may pay X life. If you do, untap X permanents.
Pay ½ life: Exile the top card of your library face down. Put that card into your hand at the beginning of the next end step.

Bloodletter

When the names of three or more nonland permanents begin with the same letter, sacrifice Bloodletter. If you do, it deals 2 damage to each creature and each player.

Bog Humbugs

Flying
Whenever Bog Humbugs deals combat damage, hum that many notes of a festive song. If you can, put a +1/+1 counter on Bog Humbugs.

The Ultimate Nightmare of Wizards of the Coast® Customer Service

The Ultimate Nightmare of Wizards of the Coast® Customer Service deals X damage to each of Y target creatures and Z target players or planeswalkers.

Pointy Finger of Doom

{3}, {T}: Spin Pointy Finger of Doom in the middle of the table so that it rotates completely at least once, then destroy the closest permanent the finger points to.

Burning Cinder Fury of Crimson Chaos Fire

Whenever any player taps a permanent, that player chooses one of their opponents. The chosen player gains control of that permanent at the beginning of the next end step.
At the beginning of each player's end step, if that player didn't tap any nonland permanents that turn, Burning Cinder Fury of Crimson Chaos Fire deals 3 damage to that player.

Goblin Sleigh Ride

Target creature you control climbs into Goblin Sleigh Ride. You slide them on their merry way. If the creature stayed on, it deals damage equal to its toughness to each other creature touched during the slide.

Whenever a creature deals damage to a player, that player may say "Ow" once for each permanent named Ow. If the player doesn't, Ow deals 1 damage to them.

Kill! Destroy!

Destroy target nonblack creature.
Gotcha — If an opponent says "kill" or "destroy," you may say "Gotcha!" When you do, return Kill! Destroy! from your graveyard to your hand.

Swamp

Evil Presents

Put a creature card from your hand into play under target opponent's control. That creature attacks each turn if able... and always attacks its controller.

Ricochet

Whenever a player casts a spell that targets a single player, each player rolls a six-sided die. Change the target of that spell to the player with the lowest result. Reroll to break ties, if necessary.

Letter Bomb

When Letter Bomb enters the battlefield, sign it and shuffle it into target player's library. That player reveals each card they draw until they draw Letter Bomb. When that player draws Letter Bomb, it deals 19½ damage to them.

City of Ass

City of Ass enters the battlefield tapped.
{T}: Add one and one-half mana of any one color.

The Countdown Is at One

Players play a Magic subgame, starting at 1 life and using their libraries as their decks. For the rest of the main game, if a source would deal damage to a player who didn't win the subgame, it deals double that damage to that player instead.

B.F.M. (Big Furry Monster)

You must cast both B.F.M. cards to put
leaves the battlefield, sacrifice the other.
B.F.M. can't be blocked except by three or

Jalum Grifter

{1}{R}, {T}: Shuffle Jalum Grifter and two lands you control face down. Target opponent chooses one of those cards. Turn the cards face up. If they chose Jalum Grifter, sacrifice it. Otherwise, destroy target permanent.

Spark Fiend

When Spark Fiend enters the battlefield, roll two six-sided dice. If you rolled 2, 3, or 12, sacrifice Spark Fiend. If you rolled 7 or 11, don't roll dice for Spark Fiend during any of your following upkeeps. If you rolled any other total, note that total.
At the beginning of your upkeep, roll two six-sided dice. If you rolled 7, sacrifice Spark Fiend. If you roll the noted total, don't roll dice for Spark Fiend during any of your following upkeeps. Otherwise, do nothing.

Princess Luna

Flying
When this creature transforms into Princess Luna, choose up to six cards you own from outside the game with a moon in their art, then exile those cards. As long as those cards remain exiled, you may cast them, and your friends may cast them with your permission. (Gifts are appreciated.)

Nightmare Moon

Flying
As long as it's nighttime, Nightmare Moon gets +2/+2 and has menace.
{6}: Transform Nightmare Moon. Anypony may activate this ability or help pay the cost. When they do, they become your friend.

Nightmare Moon // Princess Luna

Over My Dead Bodies

Creature cards in graveyards can attack and block as though they were on the battlefield, can block or be blocked only by creature cards in graveyards, are Zombies in addition to their other types, and have undeathtouch. (If they would deal damage to a creature card, exile that creature card instead.)
Creature cards in your graveyard have haste.

Infernal Spawn of Infernal Spawn of Evil

Flying, first strike, trample
Once each turn, while you're searching your library, you may pay {1}{B}, reveal Infernal Spawn of Infernal Spawn of Evil from your library and say "I'm coming, too!" If you do, Infernal Spawn of Infernal Spawn of Evil deals 2 damage to a player of your choice.

Enter the Dungeon

Players play a Magic subgame under the table, starting at 5 life and using their libraries as their decks. The winner searches their library for two cards, puts those cards into their hand, then shuffles.

Infinity Elemental

Landfill

Choose a land type. Exile all lands you control of that type. Drop those cards, one at a time, onto the playing area from a height of at least one foot. Destroy each permanent completely covered by those cards. Then return the cards you dropped to the battlefield tapped.

Hangman

As Hangman enters the battlefield, secretly note a word with six to eight letters.
{1}: Target player who doesn't control Hangman guesses the noted word or an unguessed letter in that word. If they guess wrong, put a +1/+1 counter on Hangman. Any player may activate this ability.
When a player guesses the noted word or all of its letters, sacrifice Hangman.

Face to Face

You and target opponent play a best two-out-of-three Rock, Paper, Scissors match. If you win, Face to Face deals 5 damage to that player.

Toy Boat

Cumulative upkeep—Say "Toy Boat" quickly. (At the beginning of your upkeep, put an age counter on Toy Boat, then sacrifice it unless you say "Toy Boat" once for each age counter on it—without pausing between or fumbling it.)

Jack-in-the-Mox

{T}: Roll a six-sided die. This ability has the indicated effect.
1 — Sacrifice Jack-in-the-Mox and you lose 5 life.
2 — Add {W}.
3 — Add {U}.
4 — Add {B}.
5 — Add {R}.
6 — Add {G}.

Curse of the Fire Penguin Creature

Trample
When this creature dies, return Curse of the Fire Penguin to the battlefield.

Curse of the Fire Penguin

Enchant creature
Curse of the Fire Penguin consumes and confuses enchanted creature.

Curse of the Fire Penguin // Curse of the Fire Penguin Creature

Mox Lotus

{T}: Add {∞}.
{100}: Add one mana of any color.

Kindslaver

{5}, {T}, Sacrifice Kindslaver: A person outside the game controls target player during that player's next turn. Neither player may advise that person until the end of that turn.

Jester's Sombrero

{2}, {T}, Sacrifice Jester's Sombrero: Look at target player's sideboard, choose three cards from it, and remove those cards from the match.

Dumb Ass

At the beginning of your upkeep, flip a coin. If you lose the flip, target opponent chooses whether Dumb Ass attacks this turn.

Eye to Eye

You and target creature's controller have a staring contest. If you win, destroy that creature.

Infernal Spawn of Evil

Flying, first strike
{1}{B}, Reveal Infernal Spawn of Evil from your hand, Say "It's coming!": Infernal Spawn of Evil deals 1 damage to target opponent or planeswalker. Activate only during your upkeep and only once each turn.

Mountain

Deal Damage

Deal Damage deals 4 damage to any target.
Gotcha — If an opponent says "deal" or "damage," you may say "Gotcha!" When you do, return Deal Damage from your graveyard to your hand.

Sly Spy

Whenever Sly Spy deals combat damage to a player, roll a six-sided die. That player loses life equal to the result.

Yet Another Aether Vortex

All creatures have haste.
Players play with the top card of their libraries revealed.
Noninstant, nonsorcery cards on top of a library are on the battlefield under their owner's control in addition to being in that library.

Handcuffs

As Handcuffs enters the battlefield, choose a player.
When the chosen player's hands aren't touching each other, sacrifice Handcuffs and that player sacrifices three permanents.

Boomstacker

As Boomstacker enters the battlefield and whenever it attacks, stack two dice on top of it. (All dice must be stacked vertically, one on top of another.)
Boomstacker gets +1/+1 for each die in its stack.
Boomstacker attacks each combat if able.
When the stack falls, sacrifice Boomstacker.

Abstract Iguanart

Whenever you cast a spell, note the first letter of its artist's name. If that letter wasn't already noted, put a +1/+1 counter on Abstract Iguanart.

R&D's Secret Lair

Play cards as written. Ignore all errata.
{T}: Add {C}. (This mana is still added to your mana pool.)

Booster Tutor

Open a sealed Magic booster pack, reveal the cards, and put one of them into your hand. (Remove that card from your deck before beginning a new game.)

Grusilda, Monster Masher

Combined, enchanted, and equipped creatures you control have menace.
{3}{B}{R}, {T}: Put two target creature cards from graveyards onto the battlefield combined into one creature under your control. (Its power is equal to their total power, its toughness is equal to their total toughness, and it has their names, mana costs, types, text boxes, etc.)

Farewell to Arms

As Farewell to Arms enters the battlefield, choose a hand attached to an opponent's arm.
When the chosen hand isn't behind its owner's back, sacrifice Farewell to Arms. If you do, that player discards their hand . . . of cards. (The lawyers wouldn't let us do it the other way.)

Rod of Spanking

{2}, {T}: Rod of Spanking deals 1 damage to target player. Then untap Rod of Spanking unless that player says "Thank you, sir. May I have another?"

Infernius Spawnington III, Esq.

Flying, first strike, trample, haste
This spell costs {3} less to cast for each card you've revealed this turn.
When Infernius Spawnington III, Esq. enters the battlefield, you may say "I'm here." If you do, it deals 3 damage to target player.

B.F.M. onto the battlefield. If one B.F.M. card
more creatures.

Rocket-Powered Turbo Slug

Super haste (This may attack the turn before you cast it. (You may put this card from your hand onto the battlefield tapped and attacking during your declare attackers step. If you do, you lose the game at the beginning of your next turn's end step unless you pay this card's mana cost during that turn.))

Old-Fashioned Vampire

Flying
Old-Fashioned Vampire gets +2/+2 and has deathtouch as long as it's dark outdoors.