Delighted Killbot

Artifact Creature — Killbot (2/1)

Dermotaxi

Artifact — Vehicle

Imprint — As Dermotaxi enters the battlefield, exile a creature card from a graveyard.
Tap two untapped creatures you control: Until end of turn, Dermotaxi becomes a copy of the exiled card, except it's a Vehicle artifact in addition to its other types.

Deserter's Quarters

Artifact

You may choose not to untap Deserter's Quarters during your untap step.
, : Tap target creature. It doesn't untap during its controller's untap step for as long as Deserter's Quarters remains tapped.

Despondent Killbot

Artifact Creature — Killbot (2/1)

Diamond Lion

Artifact Creature — Cat (2/2)

, Discard your hand, Sacrifice Diamond Lion: Add three mana of any one color. Activate only as an instant.

Dimir Signet

Artifact

, : Add .

Dire Mimic

Artifact — Treasure

Flash
, Sacrifice Dire Mimic: Add one mana of any color.
: Dire Mimic becomes a Shapeshifter artifact creature with base power and toughness 5/5 until end of turn.

Distorting Lens

Artifact

: Target permanent becomes the color of your choice until end of turn.

Dolmen Gate

Artifact

Prevent all combat damage that would be dealt to attacking creatures you control.

Doubling Cube

Artifact

, : Double the amount of each type of unspent mana you have.

Dowsing Dagger // Lost Vale

Artifact — Equipment // Land

When Dowsing Dagger enters the battlefield, target opponent creates two 0/2 green Plant creature tokens with defender.
Equipped creature gets +2/+1.
Whenever equipped creature deals combat damage to a player, you may transform Dowsing Dagger.
Equip

Lost Vale

(Transforms from Dowsing Dagger.)
: Add three mana of any one color.

Dune Mover

Artifact Creature — Phyrexian Golem (2/1)

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.

Eager Construct

Artifact Creature — Construct (2/2)

When Eager Construct enters the battlefield, each player may scry 1. (To scry 1, look at the top card of your library, then you may put that card on the bottom of your library.)

Ebony Fly

Artifact

Ebony Fly enters the battlefield tapped.
: Add .
: Roll a d6. Until end of turn, you may have Ebony Fly become an X/X Insect artifact creature with flying, where X is the result.
Whenever Ebony Fly attacks, another target attacking creature gains flying until end of turn.

Ebony Owl Netsuke

Artifact

At the beginning of each opponent's upkeep, if that player has seven or more cards in hand, Ebony Owl Netsuke deals 4 damage to that player.

Echo Circlet

Artifact — Equipment

Equipped creature can block an additional creature each combat.
Equip

Ecologist's Terrarium

Artifact

When Ecologist's Terrarium enters the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.
, , Sacrifice Ecologist's Terrarium: Put a +1/+1 counter on target creature. Activate only as a sorcery.

Elaborate Firecannon

Artifact

Elaborate Firecannon doesn't untap during your untap step.
, : Elaborate Firecannon deals 2 damage to any target.
At the beginning of your upkeep, you may discard a card. If you do, untap Elaborate Firecannon.

Elsewhere Flask

Artifact

When Elsewhere Flask enters the battlefield, draw a card.
Sacrifice Elsewhere Flask: Choose a basic land type. Each land you control becomes that type until end of turn.

Elven Lyre

Artifact

, , Sacrifice Elven Lyre: Target creature gets +2/+2 until end of turn.