Assemble X Contraptions. (To assemble a Contraption, put the top card of your Contraption deck face up onto one of your sprockets.)

Choose one —

• Creatures target player controls attack this turn if able.

• Creatures you control gain first strike until end of turn.

Entwine (Choose both if you pay the entwine cost.)

Each player searches their library for any number of artifact, creature, enchantment, and/or land cards, puts them onto the battlefield, then shuffles.

Haste (This creature can attack and as soon as it comes under your control.)

Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Target player mills X cards. If this spell was cast from a graveyard, that player mills twice that many cards instead.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Put five +1/+1 counters on target creature. If this spell was cast from a graveyard, put ten +1/+1 counters on that creature instead.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Put a -1/-1 counter on target creature, two -1/-1 counters on another target creature, and three -1/-1 counters on a third target creature.

Choose two target creatures controlled by the same player. That player sacrifices one of them of their choice.

Look at the top five cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Incubation Sac enters with three oil counters on it.

, , Remove an oil counter from Incubation Sac: Create a 3/3 colorless Phyrexian Golem artifact creature token. Activate only as a sorcery.

: Add , , or .

Cycling (, Discard this card: Draw a card.)

Prevent all damage that would be dealt to target creature this turn.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

When Indoctrination Attendant enters, you may return another permanent you control to its owner's hand. If you do, create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This creature can't block."

Flying

Metalcraft — Artifacts you control have shroud as long as you control three or more artifacts. (An artifact with shroud can't be the target of spells or abilities.)

Bloodthirst X (This creature enters with X +1/+1 counters on it, where X is the damage dealt to your opponents this turn.)

Menace

Enrage — Whenever Indoraptor, the Perfect Hybrid is dealt damage, choose an opponent at random. Indoraptor deals damage equal to its power to that player unless they sacrifice a nontoken creature of their choice.

Counter target spell. If was spent to cast this spell, that spell's controller mills X cards, where X is the spell's mana value.

Whenever a creature you control attacks this turn, create a 1/1 green and white Citizen creature token that's tapped and attacking.

Flying

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

At the beginning of your end step, if you gained 3 or more life this turn, each opponent loses 3 life.

As Ineffable Blessing enters, choose white-bordered or silver-bordered.

Whenever a creature you control with the chosen border enters, draw a card.

Wither (This deals damage to creatures in the form of -1/-1 counters.)

Inescapable Brute must be blocked if able.

: Infected Vermin deals 1 damage to each creature and each player.

Threshold — : Infected Vermin deals 3 damage to each creature and each player. Activate only if seven or more cards are in your graveyard.

Enchant creature

Enchanted creature gets +2/+1, has haste, and attacks each combat if able.

When enchanted creature dies, you may search your library for a card named Infectious Bloodlust, reveal it, put it into your hand, then shuffle.

Whenever Infectious Horror attacks, each opponent loses 2 life.

You draw two cards and you lose 2 life. Each opponent gets a poison counter.

Exploit (When this creature enters, you may sacrifice a creature.)

When Infernal Captor exploits a creature, gain control of target artifact or creature until end of turn. Untap that permanent. It gains haste until end of turn.

Draw four cards. You lose half your life, rounded up.

Enchant creature

Enchanted creature gets +2/+0 and has "When this creature dies, draw a card."

Equipped creature gets +2/+0.

Whenever equipped creature attacks, create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This creature can't block." (Players dealt combat damage by it also get a poison counter.)

Equip

Enchant creature

When Infinite Reflection enters attached to a creature, each other nontoken creature you control becomes a copy of that creature.

Nontoken creatures you control enter as a copy of enchanted creature.

When Ingot Chewer enters, destroy target artifact.

Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

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.

When Injector Crocodile dies, incubate 3. (Create an Incubator token with three +1/+1 counters on it and ": Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

Swampcycling (, Discard this card: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle.)

Target creature gets +X/+X until end of turn, where X is the number of cards in your hand.

Bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.)

Flying

: Attacking creatures with flying get +1/+1 until end of turn. ( can be paid with either or .)

Whenever three or more creatures you control with flying attack, each player gains control of a nonland permanent of your choice controlled by the player to their right.

Each player sacrifices a creature of their choice.

At the beginning of your upkeep, any opponent may sacrifice a creature of their choice. If no one does, transform Innocent Traveler.

When Innocuous Rat dies, manifest dread. (Look at the top two cards of your library. Put one onto the battlefield face down as a 2/2 creature and the other into your graveyard. Turn it face up any time for its mana cost if it's a creature card.)

Vigilance

When Inquisitor Captain enters the battlefield, if there are twenty or more creature cards with mana value 3 or less among cards in your graveyard, hand, and library, seek two creature cards with mana value 3 or less. Put one of them onto the battlefield and shuffle the other into your library.

Spree (Choose one or more additional costs.)

+ — Search your library for a card, then shuffle and put that card on top.

+ — Target player draws three cards and loses 3 life.

Kicker

Choose one. If this spell was kicked, choose any number instead.

• Put two +1/+1 counters on target creature.

• Target player gains X life, where X is the greatest power among creatures they control.

• Target creature you control fights target creature you don't control.

Kicker

Choose one. If this spell was kicked, choose any number instead.

• Target opponent discards two cards.

• Return target creature card with mana value 2 or less from your graveyard to the battlefield.

• Destroy target creature with mana value 3 or less.

When Inside Source enters, create a 2/2 white and blue Detective creature token.

, : Target Detective you control gets +2/+0 and gains vigilance until end of turn. Activate only as a sorcery.

Creatures you control get +2/+1 until end of turn.

When Inspiring Captain enters, creatures you control get +1/+1 until end of turn.

Whenever another creature you control with power 2 or less enters, you gain 1 life and draw a card.

Put a -1/-1 counter on target creature.

Draw a card.

Devour Intellect — When Intellect Devourer enters, each opponent exiles a card from their hand until Intellect Devourer leaves the battlefield.

Body Thief — You may play lands and cast spells from among cards exiled with Intellect Devourer. If you cast a spell this way, you may spend mana as though it were mana of any color to cast it.

: Add one mana of any color.

, : Draw X cards, where X is the number of Bobbleheads you control.