Enchant creature

When Due Diligence enters the battlefield, target creature you control other than enchanted creature gets +2/+2 and gains vigilance until end of turn.

Enchanted creature gets +2/+2 and has vigilance.

Coven — Choose target creature you control and target creature you don't control. If you control three or more creatures with different powers, put a +1/+1 counter on the chosen creature you control. Then the chosen creatures fight each other. (They each deal damage equal to their power to the other.)

When Dueling Coach enters the battlefield, put a +1/+1 counter on target creature.

, : Put a +1/+1 counter on each creature you control with a +1/+1 counter on it.

Flash

When Dueling Rapier enters the battlefield, attach it to target creature you control.

Equipped creature gets +2/+0.

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

Flying, vigilance

Duelist of the Mind's power is equal to the number of cards you've drawn this turn.

Whenever you commit a crime, you may draw a card. If you do, discard a card. This ability triggers only once each turn.

Sacrifice Duergar Assailant: It deals 1 damage to target attacking or blocking creature.

When Duergar Hedge-Mage enters the battlefield, if you control two or more Mountains, you may destroy target artifact.

When Duergar Hedge-Mage enters the battlefield, if you control two or more Plains, you may destroy target enchantment.

Duggan's power and toughness are each equal to the number of cards in your hand.

Whenever Duggan enters the battlefield or attacks, investigate.

The Most Important Punch in History — , : Duggan deals damage equal to twice its power to another target creature. Activate only once.

At the beginning of combat on your turn, another target creature you control gains haste and myriad until end of turn. (Whenever it attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

When Dukhara Scavenger enters the battlefield, you may put target artifact or creature card from your graveyard on top of your library.

At the beginning of your upkeep, flip a coin. If you lose the flip, target opponent chooses whether Dumb Ass attacks this turn.

Reach

Lands you control and land cards you own that aren't on the battlefield are Deserts in addition to their other types.

Lands you control have ": Add one mana of any color."

: Mill two cards. You gain 1 life for each land card milled this way.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

When Dune Mover enters the battlefield, you may search your library for a basic land card, reveal it, then shuffle and put that card on top.

Whenever Dune-Brood Nephilim deals combat damage to a player, create a 1/1 colorless Sand creature token for each land you control.

Landfall — Whenever a land enters the battlefield under your control, if you don't control a Ring-bearer, the Ring tempts you.

: Add .

When Dunes of the Dead is put into a graveyard from the battlefield, create a 2/2 black Zombie creature token.

Commander creatures you own have "Room abilities of dungeons you own trigger an additional time."

Flying

When Dungeon Geists 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 Dungeon Geists.

Yawning Portal — You gain 1 life. (Leads to: Dungeon Level)

Dungeon Level — Scry 1. (Leads to: Goblin Bazaar, Twisted Caverns)

Goblin Bazaar — Create a Treasure token. (Leads to: Lost Level)

Twisted Caverns — Target creature can't attack until your next turn. (Leads to: Lost Level)

Lost Level — Scry 2. (Leads to: Runestone Caverns, Muiral's Graveyard)

Runestone Caverns — Exile the top two cards of your library. You may play them. (Leads to: Deep Mines)

Muiral's Graveyard — Create two 1/1 black Skeleton creature tokens. (Leads to: Deep Mines)

Deep Mines — Scry 3. (Leads to: Mad Wizard's Lair)

Mad Wizard's Lair — Draw three cards and reveal them. You may cast one of them without paying its mana cost.

Dungeoneer's Pack enters the battlefield tapped.

, , Sacrifice Dungeoneer's Pack: You take the initiative, gain 3 life, draw a card, and create a Treasure token. Activate only as a sorcery. (A Treasure token is an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Flying

When Dunland Crebain enters the battlefield, amass Orcs 2. (Put two +1/+1 counters on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.)

Whenever you crank Duplication Device, until end of turn, target creature becomes a copy of any creature on the battlefield, except it's an artifact in addition to its other types.

: Return Durable Coilbug from your graveyard to your hand.

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

Whenever Durnan attacks, look at the top four cards of your library. You may exile a creature card from among them. Put the rest on the bottom of your library in any order. For as long as that card remains exiled, you may cast it. That spell has undaunted. (It costs ​ less to cast for each opponent.)

Choose a Background (You can have a Background as a second commander.)

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

Dusk Charger gets +2/+2 as long as you have the city's blessing.

Flying

Vigilance

Whenever one or more +1/+1 counters are put on Dusk Legion Duelist, draw a card. This ability triggers only once each turn.

When Dusk Legion Zealot enters the battlefield, you draw a card and you lose 1 life.

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

Ward

When Dusk Rose Reliquary enters the battlefield, exile target artifact or creature an opponent controls until Dusk Rose Reliquary leaves the battlefield.

When Duskana, the Rage Mother enters the battlefield, draw a card for each creature you control with base power and toughness 2/2.

Whenever a creature you control with base power and toughness 2/2 attacks, it gets +3/+3 until end of turn.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters the battlefield with a +1/+1 counter on it.)

Flying

Duskmantle Operative can't be blocked by creatures with power 4 or greater.

Flying

At the beginning of your upkeep, each player reveals the top card of their library, loses life equal to that card's mana value, then puts it into their hand.

Flying, protection from black

When Duskshell Crawler enters the battlefield, put a +1/+1 counter on target creature.

Each creature you control with a +1/+1 counter on it has trample.

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

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

Whenever Duskworker becomes blocked, regenerate it.

: Duskworker gets +1/+0 until end of turn.

Flying

If you control five or more untapped lands, Dust Animus enters the battlefield with two +1/+1 counters and a lifelink counter on it.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Enchant creature

Enchanted creature gets +2/+0 and can't be blocked by creatures with flying.

Choose one —

• Remove two time counters from each permanent and each suspended card.

• Put two time counters on each permanent with a time counter on it and each suspended card.

Exile two target artifacts.

Flying

, Sacrifice two enchantments: Return Dutiful Griffin from your graveyard to your hand.

Return up to two target creature cards from your graveyard to your hand.

: Regenerate Dutiful Thrull.

As long as Dwarfhold Champion is equipped, it gets +0/+2.

, Sacrifice a land: Put a +2/+2 counter on target creature. Activate only during any upkeep step.

, : Destroy target nonbasic land.

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