Whenever Intrepid Trufflesnout attacks alone, create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Imprint — When Invader Parasite enters the battlefield, exile target land.

Whenever a land with the same name as the exiled card enters the battlefield under an opponent's control, Invader Parasite deals 2 damage to that player.

When Invasive Species enters the battlefield, return another permanent you control to its owner's hand.

Inventor's Apprentice gets +1/+1 as long as you control an artifact.

Devoid (This card has no color.)

Flying

When Inverter of Truth enters the battlefield, exile all cards from your library face down, then shuffle all cards from your graveyard into your library.

Flying

As Iona, Shield of Emeria enters the battlefield, choose a color.

Your opponents can't cast spells of the chosen color.

When Irascible Wolverine enters the battlefield, exile the top card of your library. Until end of turn, you may play that card.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Menace (This creature can't be blocked except by two or more creatures.)

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Ire Shaman is turned face up, exile the top card of your library. Until end of turn, you may play that card.

Flying, protection from each color

Flying

When Iridescent Drake enters the battlefield, put target Aura card from a graveyard onto the battlefield under your control attached to Iridescent Drake.

Green enchantment spells and white enchantment spells cost more to cast.

Double strike (This creature deals both first-strike and regular combat damage.)

Menace (This creature can't be blocked except by two or more creatures.)

When Iron Bully enters the battlefield, put a +1/+1 counter on target creature.

Haste

Fabricate 1 (When this creature enters the battlefield, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.)

: Add .

Haste

Iron-Barb Hellion can't block.

When Ironclad Revolutionary enters the battlefield, you may sacrifice an artifact. If you do, put two +1/+1 counters on Ironclad Revolutionary and each opponent loses 2 life.

Ironclaw Buzzardiers can't block creatures with power 2 or greater.

: Ironclaw Buzzardiers gains flying until end of turn.

Whenever Iron-Craw Crusher attacks, target attacking creature gets +X/+0 until end of turn, where X is Iron-Craw Crusher's power.

//PRT-Prototype_Mech//

Prototype (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

2/5

Ironfist Crusher can block any number of creatures.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Vigilance

Sacrifice Iron-Heart Chimera: Put a +2/+2 counter on target Chimera creature. It gains vigilance. <I>(This effect lasts indefinitely.)</I>

Ironhoof Ox can't be blocked by more than one creature.

If a creature would deal combat damage to Ironscale Hydra, prevent that damage and put a +1/+1 counter on Ironscale Hydra.

Whenever Ironsoul Enforcer or a commander you control attacks alone, return target artifact card from your graveyard to the battlefield.

When Irreverent Revelers enters the battlefield, choose one —

• Destroy target artifact.

• Irreverent Revelers gains haste until end of turn.

This spell can't be countered.

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

: Regenerate target Samurai.

Flying

Whenever an opponent casts a spell, put a +1/+1 counter on Ishai, Ojutai Dragonspeaker.

Partner (You can have two commanders if both have partner.)

Reach

Other Spiders you control get +1/+2.

, Exile two cards from your graveyard: Draft a card from Ishkanah, Broodmother's spellbook.

Island Fish Jasconius doesn't untap during your untap step.

At the beginning of your upkeep, you may pay . If you do, untap Island Fish Jasconius.

Island Fish Jasconius can't attack unless defending player controls an Island.

When you control no Islands, sacrifice Island Fish Jasconius.

Flying

Whenever Isperia the Inscrutable deals combat damage to a player, choose a card name. That player reveals their hand. If a card with the chosen name is revealed this way, search your library for a creature card with flying, reveal it, put it into your hand, then shuffle.

Flying

When Isperia's Skywatch enters the battlefield, detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its activated abilities can't be activated.)

You may look at the top card of your library any time.

You may play snow lands and cast snow spells from the top of your library.

Whenever another snow permanent enters the battlefield under your control, you may pay , , or . If you do, put a +1/+1 counter on Isu the Abominable.

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.)

Whenever an opponent sacrifices a nontoken permanent, put that card onto the battlefield under your control.

Colorless spells you cast with mana value 7 or greater cost less to cast.

Other colorless creatures you control get +1/+1.

Vigilance

: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

Suspend 4—

Haste

When Itzquinth, Firstborn of Gishath enters the battlefield, you may pay . When you do, target Dinosaur you control deals damage equal to its power to another target creature.

When Ivory Giant enters the battlefield, tap all nonwhite creatures.

Suspend 5— (Rather than cast this card from your hand, you may pay and exile it with five time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)

Untap each creature you control with a +1/+1 counter on it during each other player's untap step.

Ivy Elemental enters the battlefield with X +1/+1 counters on it.

, : Reveal any number of green cards in your hand. Target creature gets +X/+X until end of turn, where X is the number of cards revealed this way.

Trample

When Iwamori of the Open Fist enters the battlefield, each opponent may put a legendary creature card from their hand onto the battlefield.

, , Sacrifice Ixalli's Keeper: Target creature gets +5/+5 and gains trample until end of turn.

Flying, vigilance, toxic 2

Corrupted — At the beginning of your end step, each opponent who has three or more poison counters exiles the top card of their library face down. You may look at and play those cards for as long as they remain exiled, and you may spend mana as though it were mana of any color to cast those spells.

As Ixidron enters the battlefield, turn all other nontoken creatures face down. (They're 2/2 creatures.)

Ixidron's power and toughness are each equal to the number of face-down creatures on the battlefield.

Menace

Whenever Izoni, Center of the Web enters the battlefield or attacks, you may collect evidence 4. If you do, create two 2/1 black and green Spider creature tokens with menace and reach.

Sacrifice four tokens: Surveil 2, then draw two cards. You gain 2 life.

Haste

, : Exile target instant or sorcery card from your graveyard.

, , Sacrifice Izzet Chemister: Cast any number of cards exiled with Izzet Chemister without paying their mana costs.

( can be paid with either or .)

: Copy target instant spell you control with mana value 2 or less. You may choose new targets for the copy.

: Copy target sorcery spell you control with mana value 2 or less. You may choose new targets for the copy.

: Draw a card, then discard a card. If there are five or more cards in your graveyard, exile Jace, Vryn's Prodigy, then return him to the battlefield transformed under his owner's control.

Flying

When Jace's Mindseeker enters the battlefield, target opponent mills five cards. You may cast an instant or sorcery spell from among them without paying its mana cost.