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.

Return target creature card from an opponent's graveyard to the battlefield under their control with a duty counter on it. For as long as that creature has a duty counter on it, it is goaded, can't attack you or a permanent you control, and can't block creatures you control.

At the beginning of each player's end step, if that player didn't cast a spell this turn, Impatience deals 2 damage to that player.

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

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Indestructible

Affinity for artifacts (This spell costs less to cast for each artifact you control.)

When Imskir Iron-Eater enters, you draw X cards and you lose X life, where X is half the number of artifacts you control, rounded down.

, Sacrifice an artifact: Imskir deals damage equal to the sacrificed artifact's mana value to any target.

When Iname, Death Aspect enters, you may search your library for any number of Spirit cards, put them into your graveyard, then shuffle.

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."

Incinerating Blast deals 6 damage to target creature.

You may discard a card. If you do, draw a card.

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

Enchant creature

When Incriminating Impetus enters, suspect enchanted creature. (It has menace and can‘t block.)

Enchanted creature gets +2/+2 and is goaded. (It attacks each combat if able and attacks a player other than you if able.)

: Add one mana of any type that a land you control could produce. If Incubation Druid has a +1/+1 counter on it, add three mana of that type instead.

: Adapt 3. (If this creature has no +1/+1 counters on it, put three +1/+1 counters on it.)

Devoid (This card has no color.)

When Incubator Drone enters, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add ."

(: Add , , or .)

Indatha Triome enters tapped.

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

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."

Lifelink

, Sacrifice a creature: Put a +1/+1 counter on each Vampire you control.

Whenever Infestation Expert enters or attacks, create a 1/1 green Insect creature token.

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

Target creature can't be blocked this turn.

Shadow (This creature can block or be blocked by only creatures with shadow.)

Suspend 2— (Rather than cast this card from your hand, you may pay and exile it with two 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.)

Choose a creature card name. Search target opponent's graveyard, hand, and library for any number of cards with that name and exile them. Then that player shuffles.

Visit — Draw a card.

Lights — 2, 6

Visit — Draw a card.

Lights — 4, 6

: Look at the top X cards of your library, where X is the number of Wizards on the battlefield, then put them back in any order.

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever a Ninja you control deals combat damage to a player, draw a card.

Whenever Initiate's Companion deals combat damage to a player, untap target creature or land.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

When Inkfathom Divers enters, look at the top four cards of your library, then put them back in any order.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

: Each unblocked creature has base power and toughness 4/1 until end of turn.

Trample

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Shroud (This creature can't be the target of spells or abilities.)

Target creature gets +3/+2 until end of turn. Scry 1.

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.

Insatiable Gorgers attacks each combat if able.

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.)

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.)

Deathtouch

Whenever this creature mutates, each opponent loses X life and you gain X life, where X is the number of times this creature has mutated.

Flying

Target player draws two cards.

Legacy — Before the game starts, choose a keyword or ability word and write it below.

Spells with __________ you cast cost less to cast.

Nonartifact spells you cast have improvise. (Your artifacts can help cast those spells. Each artifact you tap after you're done activating mana abilities pays for .)

Attacking creatures you control get +1/+0.

At the beginning of each upkeep, if no spells were cast last turn, transform Instigator Gang.

Creatures you control have fear. (They can't be blocked except by artifact creatures and/or black creatures.)

When Intimidation Campaign enters, each opponent loses 1 life, you gain 1 life, and you draw a card.

Whenever you commit a crime, you may return Intimidation Campaign to its owner's hand. (It returns only from the battlefield. Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Exile target nonland permanent. Its controller draws a card.

Inundated Archive enters tapped.

: Add or .

(As this Saga enters and after your draw step, add a lore counter.)

I — Return up to one target creature or planeswalker to its owner's hand.

II — Return an artifact card from your graveyard to your hand. If you can't, draw a card.

III — Exile this Saga, then return it to the battlefield transformed under your control.

If you control a Forest, rather than pay this spell's mana cost, you may have an opponent gain 3 life.

Target creature gets +4/+4 until end of turn.

Whenever a player cycles a card, you may put a +1/+1 counter on target creature.

Invigorating Hot Spring enters with four +1/+1 counters on it.

Modified creatures you control have haste. (Equipment, Auras you control, and counters are modifications.)

Remove a +1/+1 counter from Invigorating Hot Spring: Put a +1/+1 counter on target creature you control. Activate only as a sorcery and only once each turn.

Enchant creature

Enchanted creature has "Whenever this creature attacks, create a 4/4 white Angel creature token with flying that's tapped and attacking. Exile that token at end of combat."

Add seven . You can cast only one more spell this turn.

Target creature gets -1/-1 until end of turn for each artifact you control.

Irrigation Ditch enters tapped.

: Add .

, Sacrifice Irrigation Ditch: Add .