Vigilance

Whenever Icewrought Sentry attacks, you may pay . When you do, tap target creature an opponent controls.

Whenever you tap an untapped creature an opponent controls, Icewrought Sentry gets +2/+1 until end of turn.

Whenever an opponent casts an instant spell other than the first instant spell that player casts each turn, Ichneumon Druid deals 4 damage to that player.

If you would roll one or more planar dice, instead roll that many planar dice plus one and ignore one.

: Add .

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

When Ichor Rats enters, each player gets a poison counter.

Target creature gets -3/-3 until end of turn.

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

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.)

When Ichor Wellspring enters or is put into a graveyard from the battlefield, draw a card.

Haste

At the beginning of the end step, sacrifice Ichorid.

At the beginning of your upkeep, if Ichorid is in your graveyard, you may exile a black creature card other than Ichorid from your graveyard. If you do, return Ichorid to the battlefield.

Whenever a creature you control enters, if it has one or more oil counters on it, put an oil counter on it.

Creatures you control with oil counters on them get +1/+1.

When Ich-Tekik, Salvage Splicer enters, create a 3/3 colorless Phyrexian Golem artifact creature token.

Whenever an artifact is put into a graveyard from the battlefield, put a +1/+1 counter on Ich-Tekik and a +1/+1 counter on each Golem you control.

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

Each +1/+1 counter on a creature you control is also a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

, : Roll two six-sided dice. For each odd result, put a +1/+1 counter on a creature of your choice. Activate only as a sorcery.

As Icon of Ancestry enters, choose a creature type.

Creatures you control of the chosen type get +1/+1.

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

, : Tap target artifact, creature, or land.

Draw three cards. Discard three cards at the beginning of the next end step.

Whenever Identity Thief attacks, you may exile another target nontoken creature. If you do, Identity Thief becomes a copy of that creature until end of turn. Return the exiled card to the battlefield under its owner's control at the beginning of the next end step.

When Idol of Endurance enters, exile all creature cards with mana value 3 or less from your graveyard until Idol of Endurance leaves the battlefield.

, : Until end of turn, you may cast a creature spell from among cards exiled with Idol of Endurance without paying its mana cost.

: Draw a card. Activate only if you created a token this turn.

, , Sacrifice Idol of Oblivion: Create a 10/10 colorless Eldrazi creature token.

Enchant creature

Enchanted creature has "Whenever this creature attacks alone, it gets +X/+X until end of turn, where X is the number of nonland permanents you control."

(: Add or .)

Idyllic Beachfront enters tapped.

Search your library for an enchantment card, reveal it, put it into your hand, then shuffle.

: Add .

, Pay 1 life: Add .

, , Sacrifice a Desert: Put two -1/-1 counters on target creature an opponent controls. Activate only as a sorcery.

This spell costs less to cast if there is a land card in your graveyard.

When Igneous Elemental enters, you may have it deal 2 damage to target creature.

Igneous Inspiration deals 3 damage to any target.

Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

Ignite Disorder deals 3 damage divided as you choose among one, two, or three target white and/or blue creatures.

Search your library for up to two planeswalker cards, reveal them, put them into your hand, then shuffle.

Ignition Team enters with X +1/+1 counters on it, where X is the number of tapped lands on the battlefield.

, Remove a +1/+1 counter from Ignition Team: Target land becomes a 4/4 red Elemental creature until end of turn. It's still a land.

Whenever Ignoble Soldier becomes blocked, prevent all combat damage that would be dealt by it this turn.

Protection from white

Level up (: Put a level counter on this. Level up only as a sorcery.)

LEVEL 1-3

2/6

Vigilance

LEVEL 4+

3/10

Vigilance

Trample

Whenever Ilharg, the Raze-Boar attacks, you may put a creature card from your hand onto the battlefield tapped and attacking. Return that creature to your hand at the beginning of the next end step.

When Ilharg, the Raze-Boar dies or is put into exile from the battlefield, you may put it into its owner's library third from the top.

At the beginning of your upkeep, Ill-Gotten Inheritance deals 1 damage to each opponent and you gain 1 life.

, Sacrifice Ill-Gotten Inheritance: It deals 4 damage to target opponent and you gain 4 life.

Flash

When Illicit Masquerade enters, put an impostor counter on each creature you control.

Whenever a creature you control with an impostor counter on it dies, exile it. Return up to one other target creature card from your graveyard to the battlefield.

Ceremorphosis — When Illithid Harvester enters, turn any number of target tapped nontoken creatures face down. They're 2/2 Horror creatures.

Trample

: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)

Draw two cards. Then you may discard two cards. When you do, Ill-Timed Explosion deals X damage to each creature, where X is the greatest mana value among cards discarded this way.

Discard any number of cards, then draw that many cards. Then if there are seven or more cards in your graveyard, create a 3/2 red and white Spirit creature token.

Enchant creature

Enchanted creature has flying.

, Sacrifice Illuminated Wings: Draw a card.

Double strike

Whenever Illuminator Virtuoso becomes the target of a spell you control, it connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Flying, trample

Whenever this creature mutates, exile cards from the top of your library until you exile a nonland permanent card. Put that card onto the battlefield or into your hand.

You choose how each player votes this turn.

Draw a card.

Flying

Cumulative upkeep (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.)

: You may choose a creature card in your hand whose mana cost could be paid by some amount of, or all of, the mana you spent on . If you do, you may cast that card face down as a 2/2 creature spell without paying its mana cost. If the creature that spell becomes as it resolves has not been turned face up and would assign or deal damage, be dealt damage, or become tapped, instead it's turned face up and assigns or deals damage, is dealt damage, or becomes tapped. Activate only as a sorcery.

Flying

When Illusionary Servant becomes the target of a spell or ability, sacrifice it.

Defender, flying, first strike

Cumulative upkeep (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.)

Cast this spell only during the declare blockers step on an opponent's turn.

Remove all attacking creatures from combat and untap them. After this phase, there is an additional combat phase. Each of those creatures attacks that combat if able. They can't attack you or planeswalkers you control that combat.

Cumulative upkeep (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.)

When Illusions of Grandeur enters, you gain 20 life.

When Illusions of Grandeur leaves the battlefield, you lose 20 life.

Cast this spell only if you've cast another spell this turn.

Flying

Enchant creature

You control enchanted creature.

Whenever a creature an opponent controls enters, attach Illusory Gains to that creature.

, Exile Illustrious Historian from your graveyard: Create a tapped 3/2 red and white Spirit creature token.

: Add one mana of any color. If you control a creature with power 4 or greater, add two mana of any one color instead.

: Choose a creature type other than Wall. Target creature becomes that type until end of turn.