Sacrifice Goblin Firestarter: It deals 1 damage to any target. Activate only during your turn, before attackers are declared.

As an additional cost to cast this spell, reveal a Kithkin card from your hand or pay .

Whenever a player casts an artifact spell, you may gain 1 life.

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

First strike (This creature deals combat damage before creatures without first strike.)

Reach (This creature can block creatures with flying.)

At the beginning of combat on your turn, put X +1/+1 counters on another target creature you control, where X is Halana and Alena's power. That creature gains haste until end of turn.

You may draw cards from anywhere in your library. (You don't get to look at them or reorder them while doing so.)

When Heart of a Duelist enters the battlefield, draw a card.

Flying, vigilance

Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)

You may remove a loyalty counter from a planeswalker you control rather than pay Heart of Kiran's crew cost.

: Add .

Sacrifice Heart of Ramos: Add .

All Sliver creatures have haste.

First strike

: Target Dwarf creature gets +2/+0 and gains first strike until end of turn. When that creature leaves the battlefield this turn, sacrifice Heart Wolf. Activate only during combat.

As an additional cost to cast this spell, sacrifice a creature or planeswalker.

Heartfire deals 4 damage to any target.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

, Sacrifice this creature: It deals damage equal to its power to target creature or planeswalker.

Heartflame Slash deals 3 damage to any target. (Then exile this card. You may cast the creature later from exile.)

This spell costs less to cast, where X is the number of cards in your graveyard that are instant cards, sorcery cards, and/or have an Adventure.

Haste

Whenever a player casts their second spell each turn, Hearthborn Battler deals 2 damage to target opponent.

Double strike

Choose one —

• Destroy target creature with no counters on it.

• Remove up to three counters from target creature.

: Heartless Hidetsugu deals damage to each player equal to half that player's life total, rounded down.

Creature spells you cast cost less to cast.

Creatures you control get -1/-1.

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.)

Create a 1/1 white Human creature token. (Then exile this card. You may cast the creature later from exile.)

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

Flying

When Heartstabber Mosquito enters, if it was kicked, destroy target creature.

Discard all the cards in your hand, then draw that many cards plus one. You gain life equal to the number of cards in your hand.

, Sacrifice a Forest: Heartwood Giant deals 2 damage to target player or planeswalker.

Whenever a player casts a noncreature spell, each of that player's opponents may draw a card.

Heaven deals X damage to each creature with flying.

Whenever Hiveheart Shaman attacks, you may search your library for a basic land card that doesn't share a land type with a land you control, put that card onto the battlefield, then shuffle.

: Create a 1/1 green Insect creature token. Put X +1/+1 counters on it, where X is the number of basic land types among lands you control. Activate only as a sorcery.

Survival — At the beginning of your second main phase, if House Cartographer is tapped, reveal cards from the top of your library until you reveal a land card. Put that card into your hand and the rest on the bottom of your library in a random order.

Whenever another Goblin you control becomes blocked, sacrifice it. If you do, it deals 4 damage to each creature blocking it.

Sacrifice two Mountains: Create two 1/1 red Goblin creature tokens.

Whenever one or more artifacts you control enter, Ingenious Artillerist deals that much damage to each opponent.

When Jadecraft Artisan enters, target creature gets +2/+2 until end of turn.

+1: Create a 3/3 Kavu creature token with trample that's all colors.

−3: Choose up to two target creatures. For each of them, put a number of +1/+1 counters on it equal to the number of colors it is.

−6: Return target multicolored card from your graveyard to your hand. If that card was all colors, draw a card and create two Treasure tokens.

Jared Carthalion can be your commander.

Whenever you cast a multicolored spell, scry 1. If that spell was all colors, create a 4/4 white Angel creature token with flying and vigilance.

, : Add .

At the beginning of combat on your turn, creatures you control get +3/+3 and gain trample until end of turn.

: Until end of turn, target land you control becomes a 1/1 Elemental creature with vigilance, indestructible, and haste. It's still a land.

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

Flying, lifelink, protection from Vampires

Katilda, Dawnhart Martyr's power and toughness are each equal to the number of permanents you control that are Spirits and/or enchantments.

Disturb (You may cast this card from your graveyard transformed for its disturb cost.)

Homunculus Servant — When Kenku Artificer enters, put three +1/+1 counters on up to one target noncreature artifact. That artifact becomes a 0/0 Homunculus artifact creature with flying.

Landfall — Whenever a land you control enters, you may put a quest counter on Khalni Heart Expedition.

Remove three quest counters from Khalni Heart Expedition and sacrifice it: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

When Kor Cartographer enters, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle.

Lava Dart deals 1 damage to any target.

Flashback—Sacrifice a Mountain. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

First strike, trample, haste

Whenever Life of the Party attacks, it gets +X/+0 until end of turn, where X is the number of creatures you control.

When Life of the Party enters, if it's not a token, each opponent creates a token that's a copy of it. The tokens are goaded for the rest of the game. (They attack each combat if able and attack a player other than you if able.)

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Whenever you attack, creatures you control get +1/+1 until end of turn.

Enchant artifact

Whenever you're dealt damage, put that many vitality counters on Living Artifact.

At the beginning of your upkeep, you may remove a vitality counter from Living Artifact. If you do, you gain 1 life.

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)

Whenever you cast an artifact creature spell, it gains sunburst. (It enters with a +1/+1 counter on it for each color of mana spent to cast it.)

At the beginning of your end step, if there are thirty or more counters among artifacts and creatures you control, Lux Artillery deals 10 damage to each opponent.

(Start the game with this conspiracy face up in the command zone. Before the game, secretly choose one of the following. During your end step, if you meet the condition, you may reveal your choice and turn this card face down. When you do, collect the reward.)

• You've cast three or more spells this turn.

• An opponent lost 6 or more life this turn.

• There are nine or more cards in your graveyard.

Reward — Draw a card.

Woman Who Walked the Earth — When Martha Jones enters, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Whenever you sacrifice a Clue, Martha Jones and up to one other target creature can't be blocked this turn.

Doctor's companion (You can have two commanders if the other is the Doctor.)

Target creature gets +3/+0 until end of turn.

Target creature gets +0/+3 until end of turn.

At the beginning of your upkeep, 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.)

, Reveal X red cards from your hand, Sacrifice Martyr of Ashes: Martyr of Ashes deals X damage to each creature without flying.