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.

When you speak in non-rhyming sentences, sacrifice I'm Rubber, You're Glue.

Say "I'm rubber, you're glue. Everything bounces off me and sticks to you": Change the target of target spell or ability that targets only you.

Flying

Whenever this creature becomes tapped, exile up to one target card from a graveyard and put a +1/+1 counter on this creature.

Sacrifice another creature: This creature gains indestructible until end of turn. Tap it.

Imminent Doom enters with a doom counter on it.

Whenever you cast a spell with mana value equal to the number of doom counters on Imminent Doom, Imminent Doom deals that much damage to any target. Then put a doom counter on Imminent Doom.

Enchant creature

Enchanted creature doesn't untap during its controller's untap step.

Enchanted creature has ", Discard a card: Untap this creature."

Immolating Gyre deals X damage to each creature and planeswalker you don't control, where X is the number of instant and sorcery cards in your graveyard.

Enchant creature

Enchanted creature gets +2/-2.

, Exile two cards from your graveyard: Draw a card.

If damage would be dealt to you, prevent that damage. Exile a card from your graveyard for each 1 damage prevented this way.

When there are no cards in your graveyard, you lose the game.

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Immortal Phoenix dies, return it to its owner's hand.

You may choose not to untap Immovable Rod during your untap step.

Whenever Immovable Rod becomes untapped, venture into the dungeon.

, : For as long as Immovable Rod remains tapped, another target permanent loses all abilities and can't attack or block.

When Imodane's Recruiter enters, creatures you control get +1/+0 and gain haste until end of turn.

Phaeron — Whenever one or more artifact cards leave your graveyard, create two 2/2 black Necron Warrior artifact creature tokens.

Grand Strategist — At the beginning of combat on your turn, another target artifact creature you control gets +2/+2 and gains menace until end of turn.

Impact Resonance deals X damage divided as you choose among any number of target creatures, where X is the greatest amount of damage dealt by a source to a permanent or player this turn.

Whenever another creature you control enters, you gain 1 life.

Enchant creature

Enchanted creature gets +3/+3 and attacks each combat if able.

When enchanted creature dies, Impending Doom deals 3 damage to that creature's controller.

Enrage — Whenever Imperial Ceratops is dealt damage, you gain 2 life.

Create three 2/2 white Samurai creature tokens with vigilance. Scry 3.

Whenever Imperial Recovery Unit attacks, return target creature or Vehicle card with mana value 2 or less from your graveyard to your hand.

Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

Soulbond (You may pair this creature with another unpaired creature when either enters. They remain paired for as long as you control both of them.)

As long as Imperious Mindbreaker is paired with another creature, each of those creatures has "Whenever this creature attacks, each opponent mills cards equal to its toughness."

Other Elves you control get +1/+1.

, : Create a 1/1 green Elf Warrior creature token.

Trample, haste

When Impetuous Devils attacks, up to one target creature defending player controls blocks it this combat if able.

At the beginning of the end step, sacrifice Impetuous Devils.

Flying, haste

Impetuous Sunchaser attacks each combat if able.

, Sacrifice Implement of Examination: Draw a card.

When Implement of Examination is put into a graveyard from the battlefield, draw a card.

, Sacrifice Implement of Improvement: You gain 2 life.

When Implement of Improvement is put into a graveyard from the battlefield, draw a card.

, , Sacrifice Implements of Sacrifice: Add two mana of any one color.

Each player may discard their hand and draw cards equal to the greatest mana value of a commander they own on the battlefield or in the command zone.

Vigilance

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

Impossible Inferno deals 6 damage to target creature.

Delirium — If there are four or more card types among cards in your graveyard, exile the top card of your library. You may play it until the end of your next turn.

Changeling (This card is every creature type.)

Enchant creature

Whenever a player activates an ability of enchanted creature with in its activation cost that isn't a mana ability, you may pay . If you do, counter that ability. If you don't, destroy Imprison.

Whenever enchanted creature attacks or blocks, you may pay . If you do, tap the creature, remove it from combat, and creatures it was blocking that had become blocked by only that creature this combat become unblocked. If you don't, destroy Imprison.

Whenever you draw your second card each turn, create a 1/1 blue Faerie creature token with flying.

: Draw a card, then discard a card.

Enchant creature

Enchanted creature gets +2/+5.

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

Improvised Weaponry deals 2 damage to any target. Create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Enchant permanent

You control enchanted permanent.

Enchanted permanent is legendary.

At the beginning of your upkeep, you may cast a permanent spell from your hand with mana value equal to 1 plus the highest mana value among other permanents you control without paying its mana cost. If you don't, scry 1.

Reveal the top four cards of your library. You may put a creature card and/or a land card from among them into your hand. Put the rest into your graveyard.

Kicker (You may pay an additional as you cast this spell.)

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. If this spell was kicked, sacrifice that creature at the beginning of the next end step.

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.)

Draw a card.

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

, : You may put an Elemental creature card from your hand onto the battlefield. That creature gains haste until end of turn. Sacrifice it at the beginning of the next end step.

Choose two —

• Incendiary Command deals 4 damage to target player or planeswalker.

• Incendiary Command deals 2 damage to each creature.

• Destroy target nonbasic land.

• Each player discards all the cards in their hand, then draws that many cards.

: Incendiary Oracle gets +1/+0 until end of turn.

If a creature dealt damage by Incendiary Oracle this turn would die, exile it instead.

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. It perpetually gains "This creature attacks each combat if able."

Flying, trample

Whenever Incinerator of the Guilty deals combat damage to a player, you may collect evidence X. When you do, Incinerator of the Guilty deals X damage to each creature and planeswalker that player controls. (To collect evidence X, exile cards with total mana value X or greater from your graveyard.)

For each player, Incite Rebellion deals damage to that player and each creature that player controls equal to the number of creatures they control.

Exile target creature. That creature's controller creates a 3/3 green Frog Lizard creature token.