Sacrifice Goblin Flectomancer: You may change the targets of target instant or sorcery spell.

Double strike

Whenever Goring Ceratops attacks, other creatures you control gain double strike until end of turn.

Graceblade Artisan gets +2/+2 for each Aura attached to it.

Plainswalk (This creature can't be blocked as long as defending player controls a Plains.)

Whenever Graceful Antelope deals combat damage to a player, you may have target land become a Plains until Graceful Antelope leaves the battlefield.

When target creature dies this turn, return that card to the battlefield under its owner's control.

Any number of target enchanted creatures you control and up to one other target creature you control each deal damage equal to their power to target creature you don't control.

All creatures with art by the artist of your choice get +2/+2 and gain trample until end of turn.

If a creature you control would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

Each player may exile any number of cards from their graveyard. Then each player loses 1 life for each card in their graveyard.

Draw a card.

Draw three cards. Then target opponent faces a villainous choice — They discard three cards, or you may cast a spell from your hand without paying its mana cost.

Flying, ward

When Grey Host Reinforcements enters the battlefield, exile target player's graveyard. Put a number of +1/+1 counters on Grey Host Reinforcements equal to the number of creature cards exiled this way.

Grimdancer enters the battlefield with your choice of two different counters on it from among menace, deathtouch, and lifelink.

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

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.)

: Exile a card from your hand face down. You may look at it for as long as it remains exiled.

: Return a card you own exiled with Gustha's Scepter to your hand.

When you lose control of Gustha's Scepter, put all cards exiled with Gustha's Scepter into their owner's graveyard.

, Tap three untapped white creatures you control: Destroy target creature.

Create a 0/3 blue Crab creature token.

Investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Enchant land you control

Enchanted land is a 4/5 green Spirit creature with vigilance and haste. It's still a land.

If enchanted land would be destroyed, instead sacrifice Harmonious Emergence and that land gains indestructible until end of turn.

: Look at the top card of your library.

: Reveal the top card of your library. If it's a land card, untap Harsh Deceiver and it gets +1/+1 until end of turn. Activate only once each turn.

Harsh Sustenance deals X damage to any target and you gain X life, where X is the number of creatures you control.

Whenever equipped creature attacks, Heart-Piercer Bow deals 1 damage to target creature defending player controls.

Equip (: Attach to target creature you control. Equip only as a sorcery.)

, : Target opponent mills a card, then repeats this process until a creature card or X cards have been put into their graveyard this way, whichever comes first. If one or more creature cards were put into that graveyard this way, sacrifice Helm of Obedience and put one of them onto the battlefield under your control. X can't be 0.

, Sacrifice Herbal Poultice: Regenerate target creature.

Create two 1/1 white Soldier creature tokens. Until end of turn, creatures you control get +1/+1 and gain haste. (They can attack and this turn.)

When Hieromancer's Cage enters the battlefield, exile target nonland permanent an opponent controls until Hieromancer's Cage leaves the battlefield.

Whenever High Priest of Penance is dealt damage, you may destroy target nonland permanent.

Homura, Human Ascendant can't block.

When Homura dies, return it to the battlefield flipped.

Flash (You may cast this spell any time you could cast an instant.)

Each creature you control that's a Wolf or a Werewolf gets +1/+1 and has trample.

Enchant creature

Enchanted creature can't attack or block, and its activated abilities can't be activated.

When enchanted creature becomes the target of a spell or ability, destroy Ice Cage.

Whenever a player casts a spell, any other player may pay that spell's mana cost. If a player does, counter the spell. <I>(Mana cost includes color.)</I>

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.)

This spell costs less to cast if it's bargained.

Counter target spell.

Destroy target land.

Iceberg enters the battlefield with X ice counters on it.

: Put an ice counter on Iceberg.

Remove an ice counter from Iceberg: Add .

Whenever Iceberg Titan attacks, you may tap or untap target artifact or creature.

This spell costs less to cast for each snow land you control.

When Icebreaker Kraken enters the battlefield, artifacts and creatures target opponent controls don't untap during that player's next untap step.

Return three snow lands you control to their owner's hand: Return Icebreaker Kraken to its owner's hand.

Flying

When Icefall Regent enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Icefall Regent.

Spells your opponents cast that target Icefall Regent cost more to cast.

Flying

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

When Icefeather Aven is turned face up, you may return another target creature to its owner's hand.

: Icehide Troll gets +2/+0 and gains indestructible until end of turn. Tap it. (Damage and effects that say "destroy" don't destroy it. can be paid with one mana from a snow source.)

Protection Fighting Style — When Icewind Stalwart enters the battlefield, exile up to one target non-Warrior creature you control, then return it to the battlefield under its owner's control.

When Ich-Tekik, Salvage Splicer enters the battlefield, 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.)

When Idol of Endurance enters the battlefield, 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.

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.

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.)

Whenever an ability of equipped creature is activated, if it isn't a mana ability, copy that ability. You may choose new targets for the copy.

Equip

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.

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

, Sacrifice Implement of Malice: Target player discards a card. Activate only as a sorcery.

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

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.

Incandescent Aria deals 3 damage to each nontoken creature.

Enchant creature

At the beginning of your upkeep, you may put a fuse counter on Incendiary.

When enchanted creature dies, Incendiary deals X damage to any target, where X is the number of fuse counters on Incendiary.

Incendiary Flow deals 3 damage to any target. If a creature dealt damage this way would die this turn, exile it instead.