Dragon Engine

Artifact Creature - Construct

: Dragon Engine gets +1/+0 until end of turn.

Those who believed the city of Kroog would never fall to Mishra's forces severely underestimated the might of his war machines.

Ebony Horse

Artifact

, : Untap target attacking creature you control. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

Onulet

Artifact Creature - Construct

When Onulet dies, you gain 2 life.

An early inspiration for Urza, Tocasia's Onulets contained magical essences that could be cannibalized after they stopped functioning.

Coral Helm

Artifact

, Discard a card at random: Target creature gets +2/+2 until end of turn.

Wall of Spears

Artifact Creature - Wall

Defender (This creature can't attack.)

First strike

Even the most conservative generals revised their tactics after the Battle of Sarinth, during which a handful of peasant-pikemen held off a trio of rampaging Craw Wurms.

Yotian Soldier

Artifact Creature - Soldier

Vigilance

After Kroog was destroyed while most of its defenders were at his side, Urza vowed that none of his allies would ever need to fear for their own defense again, even while laying siege to a city far from their homes.

Ashnod's Altar

Artifact

Sacrifice a creature: Add to your mana pool.

The Brothers' War scarred the land, but Ashnod left her mark in the bloodlines of those she tortured.

Elkin Bottle

Artifact

, : Exile the top card of your library. Until the beginning of your next upkeep, you may play that card.

Jalum Tome

Artifact

, : Draw a card, then discard a card.

This timeworn relic was responsible for many of Urza's victories, though he never fully comprehended its mystic runes.

Dragon Mask

Artifact

, : Target creature you control gets +2/+2 until end of turn. Return it to its owner's hand at the beginning of the next end step. (Return it only if it's on the battlefield.)

"With no further options, I was forced to don the mask."
-Rashida Scalebane

Mana Prism

Artifact

: Add to your mana pool.

, : Add one mana of any color to your mana pool.

Caltrops

Artifact

Whenever a creature attacks, Caltrops deals 1 damage to it.

The Eastern Paladin knew how highly his southern rival valued horses, so he gleefully prepared a suitable welcome.

Ensnaring Bridge

Artifact

Creatures with power greater than the number of cards in your hand can't attack.

Bridges usually get you from one place to another. This one just gets you.

Static Orb

Artifact

As long as Static Orb is untapped, players can't untap more than two permanents during their untap steps.

The warriors fought against the paralyzing waves until even their thoughts froze in place.

Skull of Orm

Artifact

, : Return target enchantment card from your graveyard to your hand.

Though lifeless, the skull still possessed a strange power over the flow of magic.

Urza's Miter

Artifact

Whenever an artifact you control is put into a graveyard from the battlefield, if it wasn't sacrificed, you may pay . If you do, draw a card.

Arena of the Ancients

Artifact

Legendary creatures don't untap during their controllers' untap steps.

When Arena of the Ancients enters the battlefield, tap all legendary creatures.

Bone Flute

Artifact

, : All creatures get -1/-0 until end of turn.

After the Battle of Pitdown, Lady Ursnell fashioned the first such instrument out of Lord Ursnell's left leg.

Standing Stones

Artifact

, , Pay 1 life: Add one mana of any color to your mana pool.

Aegis of the Meek

Artifact

, : Target 1/1 creature gets +1/+2 until end of turn.

"With this marvel, even the weak have a fighting chance!"
-Arcum Dagsson,
Soldevi Machinist

Arcum's Whistle

Artifact

, : Choose target non-Wall creature the active player has controlled continuously since the beginning of the turn. That player may pay , where X is that creature's converted mana cost. If he or she doesn't, the creature attacks this turn if able, and at the beginning of the next end step, destroy it if it didn't attack. Activate this ability only before attackers are declared.

Goblin Lyre

Artifact

Sacrifice Goblin Lyre: Flip a coin. If you win the flip, Goblin Lyre deals damage to target opponent equal to the number of creatures you control. If you lose the flip, Goblin Lyre deals damage to you equal to the number of creatures that opponent controls.

Runed Arch

Artifact

Runed Arch enters the battlefield tapped.

, , Sacrifice Runed Arch: X target creatures with power 2 or less are unblockable this turn.

Staff of the Ages

Artifact

Creatures with landwalk abilities can be blocked as though they didn't have those abilities.

"We found this staff useful on our visit to this very commission. Would Relicbane prefer we had been slain by Lim-Dûl's horrors?"
-Arcum Dagsson, Soldevi Machinist

Sunstone

Artifact

, Sacrifice a snow land: Prevent all combat damage that would be dealt this turn.

"I dispute Relicbane's hysterical allegations, Commissioner, but it is true that these artifacts can be dangerous."
-Arcum Dagsson, Soldevi Machinist

Wall of Shields

Artifact Creature - Wall

Defender (This creature can't attack.)

Banding (If any creatures with banding you control are blocking a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by.)

"It's the pokey bits that hurt the most."
-Ib Halfheart, Goblin Tactician

War Chariot

Artifact

, : Target creature gains trample until end of turn.

"I wouldn't advise using it with a Woolly Mammoth, but it's quite appropriate for many other beasts."
-Arcum Dagsson, Soldevi Machinist

Jester's Scepter

Artifact

When Jester's Scepter enters the battlefield, exile the top five cards of target player's library face down. You may look at those cards for as long as they remain exiled.

, , Put a card exiled with Jester's Scepter into its owner's graveyard: Counter target spell if it has the same name as that card.

Chariot of the Sun

Artifact

, : Until end of turn, target creature you control gains flying and its toughness becomes 1.

"Sun follows Moon until she tires, then carries her until she's strong / and runs ahead of him again."
-"Love Song of Night and Day"

Ersatz Gnomes

Artifact Creature - Gnome

: Target spell becomes colorless.

: Target permanent becomes colorless until end of turn.

From jungle to sea, from sea to stone, from stone to field, from field to bone. What am I? -Zhalfirin riddle

Horrible Hordes

Artifact Creature - Spirit

Rampage 1 (Whenever this creature becomes blocked, it gets +1/+1 until end of turn for each creature blocking it beyond the first.)

Few are able to underestimate the hordes.

Misers' Cage

Artifact

At the beginning of each opponent's upkeep, if that player has five or more cards in hand, Misers' Cage deals 2 damage to him or her.

"Let him be imprisoned while his possessions wander free."
-Suq'Ata legal decree

Paupers' Cage

Artifact

At the beginning of each opponent's upkeep, if that player has two or fewer cards in hand, Paupers' Cage deals 2 damage to him or her.

A cage may keep you in, but it does not keep the stones out.

Unerring Sling

Artifact

, , Tap an untapped creature you control: Unerring Sling deals damage equal to the tapped creature's power to target attacking or blocking creature with flying.

Ventifact Bottle

Artifact

, : Put X charge counters on Ventifact Bottle. Activate this ability only any time you could cast a sorcery.

At the beginning of your precombat main phase, if Ventifact Bottle has a charge counter on it, tap it and remove all charge counters from it. Add to your mana pool for each charge counter removed this way.

Bösium Strip

Artifact

, : Until end of turn, if the top card of your graveyard is an instant or sorcery card, you may cast that card. If a card cast this way would be put into a graveyard this turn, exile it instead.

Chimeric Sphere

Artifact

: Until end of turn, Chimeric Sphere becomes a 2/1 Construct artifact creature with flying.

: Until end of turn, Chimeric Sphere becomes a 3/2 Construct artifact creature without flying.

Jangling Automaton

Artifact Creature - Construct

Whenever Jangling Automaton attacks, untap all creatures defending player controls.

"We always look upon our first creations as masterpieces, no matter how awful they are."
-Hanna, Weatherlight navigator

Mana Web

Artifact

Whenever a land an opponent controls is tapped for mana, tap all lands that player controls that could produce any type of mana that land could produce.

Serrated Biskelion

Artifact Creature - Construct

: Put a -1/-1 counter on Serrated Biskelion and a -1/-1 counter on target creature.

"Whereas I was created to protect, the biskelion was created to destroy."
-Karn, silver golem